diff --git a/.docker/wallets/wallet1.json b/.docker/wallets/wallet1.json
index de29bf7c7..27a48a3ed 100644
--- a/.docker/wallets/wallet1.json
+++ b/.docker/wallets/wallet1.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/.docker/wallets/wallet1_solo.json b/.docker/wallets/wallet1_solo.json
index 97f745b1b..1612925d6 100644
--- a/.docker/wallets/wallet1_solo.json
+++ b/.docker/wallets/wallet1_solo.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NVNvVRW5Q5naSx2k2iZm7xRgtRNGuZppAK",
@@ -58,7 +58,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/.docker/wallets/wallet2.json b/.docker/wallets/wallet2.json
index 92e2114af..11b12bf5a 100644
--- a/.docker/wallets/wallet2.json
+++ b/.docker/wallets/wallet2.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/.docker/wallets/wallet3.json b/.docker/wallets/wallet3.json
index f48127972..e4dd102f7 100644
--- a/.docker/wallets/wallet3.json
+++ b/.docker/wallets/wallet3.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/.docker/wallets/wallet4.json b/.docker/wallets/wallet4.json
index 1cbad5ad9..2fe62f899 100644
--- a/.docker/wallets/wallet4.json
+++ b/.docker/wallets/wallet4.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/docs/notifications.md b/docs/notifications.md
index 5d1878ca7..140d2403e 100644
--- a/docs/notifications.md
+++ b/docs/notifications.md
@@ -156,7 +156,7 @@ Example:
          "index" : 207,
          "time" : 1590006200,
          "nextconsensus" : "AXSvJVzydxXuL9da4GVwK25zdesCrVKkHL",
-         "consensus_data" : {
+         "consensusdata" : {
             "primary" : 0,
             "nonce" : "0000000000000457"
          },
@@ -172,7 +172,7 @@ Example:
          "tx" : [
             {
                "txid" : "0xf736cd91ab84062a21a09b424346b241987f6245ffe8c2b2db39d595c3c222f7",
-               "scripts" : [
+               "witnesses" : [
                   {
                      "verification" : "0c2102b3622bf4017bdfe317c58aed5f4c753f206b7db896046fa7d774bbc4bf7f8dc20b410a906ad4",
                      "invocation" : "0c4016e7a112742409cdfaad89dcdbcb52c94c5c1a69dfe5d8b999649eaaa787e31ca496d1734d6ea606c749ad36e9a88892240ae59e0efa7f544e0692124898d512"
@@ -180,11 +180,11 @@ Example:
                ],
                "vout" : [],
                "cosigners" : [],
-               "valid_until_block" : 1200,
+               "validuntilblock" : 1200,
                "nonce" : 8,
-               "net_fee" : "0.0030421",
+               "netfee" : "0.0030421",
                "sender" : "ALHF9wsXZVEuCGgmDA6ZNsCLtrb4A1g4yG",
-               "sys_fee" : "0",
+               "sysfee" : "0",
                "type" : "InvocationTransaction",
                "attributes" : [],
                "version" : 1,
@@ -198,9 +198,9 @@ Example:
                "attributes" : [],
                "version" : 1,
                "vin" : [],
-               "net_fee" : "0.0037721",
+               "netfee" : "0.0037721",
                "sender" : "ALHF9wsXZVEuCGgmDA6ZNsCLtrb4A1g4yG",
-               "sys_fee" : "0",
+               "sysfee" : "0",
                "type" : "InvocationTransaction",
                "nonce" : 9,
                "cosigners" : [
@@ -209,8 +209,8 @@ Example:
                      "account" : "0x870958fd19ee3f6c7dc3c2df399d013910856e31"
                   }
                ],
-               "valid_until_block" : 1200,
-               "scripts" : [
+               "validuntilblock" : 1200,
+               "witnesses" : [
                   {
                      "invocation" : "0c4027727296b84853c5d9e07fb8a40e885246ae25641383b16eefbe92027ecb1635b794aacf6bbfc3e828c73829b14791c483d19eb758b57638e3191393dbf2d288",
                      "verification" : "0c2102b3622bf4017bdfe317c58aed5f4c753f206b7db896046fa7d774bbc4bf7f8dc20b410a906ad4"
@@ -243,19 +243,19 @@ Example:
    "method" : "transaction_added",
    "params" : [
       {
-         "valid_until_block" : 1200,
+         "validuntilblock" : 1200,
          "version" : 1,
          "txid" : "0xe1cd5e57e721d2a2e05fb1f08721b12057b25ab1dd7fd0f33ee1639932fdfad7",
-         "scripts" : [
+         "witnesses" : [
             {
                "invocation" : "0c4027727296b84853c5d9e07fb8a40e885246ae25641383b16eefbe92027ecb1635b794aacf6bbfc3e828c73829b14791c483d19eb758b57638e3191393dbf2d288",
                "verification" : "0c2102b3622bf4017bdfe317c58aed5f4c753f206b7db896046fa7d774bbc4bf7f8dc20b410a906ad4"
             }
          ],
-         "sys_fee" : "0",
+         "sysfee" : "0",
          "sender" : "ALHF9wsXZVEuCGgmDA6ZNsCLtrb4A1g4yG",
          "vout" : [],
-         "net_fee" : "0.0037721",
+         "netfee" : "0.0037721",
          "size" : 277,
          "attributes" : [],
          "script" : "01e8030c14316e851039019d39dfc2c37d6c3fee19fd5809870c14769162241eedf97c2481652adf1ba0f5bf57431b13c00c087472616e736665720c14769162241eedf97c2481652adf1ba0f5bf57431b41627d5b5238",
@@ -341,7 +341,7 @@ Example:
          "executions" : [
             {
                "trigger" : "Application",
-               "gas_consumed" : "2.291",
+               "gasconsumed" : "2.291",
                "contract" : "0x0000000000000000000000000000000000000000",
                "stack" : [],
                "notifications" : [
diff --git a/pkg/consensus/testdata/wallet1.json b/pkg/consensus/testdata/wallet1.json
index de29bf7c7..27a48a3ed 100644
--- a/pkg/consensus/testdata/wallet1.json
+++ b/pkg/consensus/testdata/wallet1.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/pkg/consensus/testdata/wallet2.json b/pkg/consensus/testdata/wallet2.json
index 92e2114af..11b12bf5a 100644
--- a/pkg/consensus/testdata/wallet2.json
+++ b/pkg/consensus/testdata/wallet2.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/pkg/consensus/testdata/wallet3.json b/pkg/consensus/testdata/wallet3.json
index f48127972..e4dd102f7 100644
--- a/pkg/consensus/testdata/wallet3.json
+++ b/pkg/consensus/testdata/wallet3.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/pkg/consensus/testdata/wallet4.json b/pkg/consensus/testdata/wallet4.json
index 1cbad5ad9..2fe62f899 100644
--- a/pkg/consensus/testdata/wallet4.json
+++ b/pkg/consensus/testdata/wallet4.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/pkg/core/block/block.go b/pkg/core/block/block.go
index 1fa2c8436..28cbcc12a 100644
--- a/pkg/core/block/block.go
+++ b/pkg/core/block/block.go
@@ -18,7 +18,7 @@ type Block struct {
 	Base
 
 	// Primary index and nonce
-	ConsensusData ConsensusData `json:"consensus_data"`
+	ConsensusData ConsensusData `json:"consensusdata"`
 
 	// Transaction list.
 	Transactions []*transaction.Transaction
@@ -29,13 +29,13 @@ type Block struct {
 
 // auxBlockOut is used for JSON i/o.
 type auxBlockOut struct {
-	ConsensusData ConsensusData              `json:"consensus_data"`
+	ConsensusData ConsensusData              `json:"consensusdata"`
 	Transactions  []*transaction.Transaction `json:"tx"`
 }
 
 // auxBlockIn is used for JSON i/o.
 type auxBlockIn struct {
-	ConsensusData ConsensusData     `json:"consensus_data"`
+	ConsensusData ConsensusData     `json:"consensusdata"`
 	Transactions  []json.RawMessage `json:"tx"`
 }
 
diff --git a/pkg/core/test_data/block_1.json b/pkg/core/test_data/block_1.json
index a76d1a056..dd73c3591 100644
--- a/pkg/core/test_data/block_1.json
+++ b/pkg/core/test_data/block_1.json
@@ -22,9 +22,9 @@
             "attributes": [],
             "vin": [],
             "vout": [],
-            "sys_fee": "0",
-            "net_fee": "0",
-            "scripts": [],
+            "sysfee": "0",
+            "netfee": "0",
+            "witnesses": [],
             "nonce": 3151007812
         }
     ],
diff --git a/pkg/core/test_data/block_2.json b/pkg/core/test_data/block_2.json
index 73f69a84f..ad9c00a5d 100644
--- a/pkg/core/test_data/block_2.json
+++ b/pkg/core/test_data/block_2.json
@@ -22,9 +22,9 @@
             "attributes": [],
             "vin": [],
             "vout": [],
-            "sys_fee": "0",
-            "net_fee": "0",
-            "scripts": [],
+            "sysfee": "0",
+            "netfee": "0",
+            "witnesses": [],
             "nonce": 950562742
         }
     ],
diff --git a/pkg/core/transaction/cosigner.go b/pkg/core/transaction/cosigner.go
index 4dbe8a4fa..180f43a96 100644
--- a/pkg/core/transaction/cosigner.go
+++ b/pkg/core/transaction/cosigner.go
@@ -13,8 +13,8 @@ const maxSubitems = 16
 type Cosigner struct {
 	Account          util.Uint160      `json:"account"`
 	Scopes           WitnessScope      `json:"scopes"`
-	AllowedContracts []util.Uint160    `json:"allowedContracts,omitempty"`
-	AllowedGroups    []*keys.PublicKey `json:"allowedGroups,omitempty"`
+	AllowedContracts []util.Uint160    `json:"allowedcontracts,omitempty"`
+	AllowedGroups    []*keys.PublicKey `json:"allowedgroups,omitempty"`
 }
 
 // EncodeBinary implements Serializable interface.
diff --git a/pkg/core/transaction/transaction.go b/pkg/core/transaction/transaction.go
index c4e0fe539..c5e10f249 100644
--- a/pkg/core/transaction/transaction.go
+++ b/pkg/core/transaction/transaction.go
@@ -301,13 +301,13 @@ type transactionJSON struct {
 	Version         uint8        `json:"version"`
 	Nonce           uint32       `json:"nonce"`
 	Sender          string       `json:"sender"`
-	SystemFee       int64        `json:"sys_fee,string"`
-	NetworkFee      int64        `json:"net_fee,string"`
-	ValidUntilBlock uint32       `json:"valid_until_block"`
+	SystemFee       int64        `json:"sysfee,string"`
+	NetworkFee      int64        `json:"netfee,string"`
+	ValidUntilBlock uint32       `json:"validuntilblock"`
 	Attributes      []Attribute  `json:"attributes"`
 	Cosigners       []Cosigner   `json:"cosigners"`
 	Script          []byte       `json:"script"`
-	Scripts         []Witness    `json:"scripts"`
+	Scripts         []Witness    `json:"witnesses"`
 }
 
 // MarshalJSON implements json.Marshaler interface.
diff --git a/pkg/rpc/client/rpc.go b/pkg/rpc/client/rpc.go
index d734d1104..00165bd47 100644
--- a/pkg/rpc/client/rpc.go
+++ b/pkg/rpc/client/rpc.go
@@ -2,7 +2,6 @@ package client
 
 import (
 	"encoding/hex"
-	"strconv"
 
 	"github.com/nspcc-dev/neo-go/pkg/core"
 	"github.com/nspcc-dev/neo-go/pkg/core/block"
@@ -308,19 +307,15 @@ func (c *Client) GetTransactionHeight(hash util.Uint256) (uint32, error) {
 }
 
 // GetUnclaimedGas returns unclaimed GAS amount for the specified address.
-func (c *Client) GetUnclaimedGas(address string) (util.Fixed8, error) {
+func (c *Client) GetUnclaimedGas(address string) (result.UnclaimedGas, error) {
 	var (
 		params = request.NewRawParams(address)
-		resp   string
+		resp   result.UnclaimedGas
 	)
 	if err := c.performRequest("getunclaimedgas", params, &resp); err != nil {
-		return 0, err
+		return resp, err
 	}
-	i, err := strconv.ParseInt(resp, 10, 64)
-	if err != nil {
-		return 0, err
-	}
-	return util.Fixed8(i), nil
+	return resp, nil
 }
 
 // GetValidators returns the current NEO consensus nodes information and voting status.
diff --git a/pkg/rpc/client/rpc_test.go b/pkg/rpc/client/rpc_test.go
index 71b1ae334..38365491c 100644
--- a/pkg/rpc/client/rpc_test.go
+++ b/pkg/rpc/client/rpc_test.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/base64"
 	"encoding/hex"
+	"math/big"
 	"net/http"
 	"net/http/httptest"
 	"strings"
@@ -25,6 +26,7 @@ import (
 	"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
 	"github.com/nspcc-dev/neo-go/pkg/util"
 	"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
+	"github.com/pkg/errors"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
@@ -41,13 +43,13 @@ const hexB1 = "000000008aaab19c43c4ca2870c3e616b123f1b689866f44b138ae4d6a5352e54
 
 const hexTxMoveNeo = "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"
 
-const b1Verbose = `{"id":5,"jsonrpc":"2.0","result":{"size":1681,"nextblockhash":"0x45f62d72e37b074ecdc9f687222b0f91ec98d6d9af4429a2caa2e076a9196b0d","confirmations":6,"hash":"0x4f2c5539b0213ea444608cc217c5cb191255c1858ccd051ad9a36f08df26a288","version":0,"previousblockhash":"0x56fd4244e552536a4dae38b1446f8689b6f123b116e6c37028cac4439cb1aa8a","merkleroot":"0xf9dce467385206ad220a8b85d238f77239766eaffffed19955e3e47d24071140","time":1592472500001,"index":1,"nextconsensus":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","witnesses":[{"invocation":"DEAPAetjcaE1Un3bIFoNrh9p0tMkg3zOEovq2QMwkYg/nOIebXWaQPaQdGWSsCHTl/CI47e0F/zvc80b/cKAB2lSDECE965dn1igmqVu6y8oJ0SlmoLRfjvg6xx/VObo33liDiYIGRusVygKg22y7Cp3bQfkPxa8dsR9NIsPzQnVbHwyDEArlbTjnsNRYqZAeV/yI+kt7JU5CgcutFf2pDIwUvgHMVF+DfAp5KRXIE93f1JhxqSojUbUw6vexjWm7tWA1sd/DEC5c1dFsd15WiWMMdjm+ofVz8Lps6SJDWENM7z4M7ZMWLDFzqF/OnEo8QZe0ZPmNpcVkPGT8ovdHu67vB/m587l","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}],"consensus_data":{"primary":0,"nonce":"0000000000000457"},"tx":[{"hash":"0x7fb05b593cf4b1eb2d9a283c5488ca1bfe61191b5775bafa43b8647e7b20f22c","size":575,"version":0,"nonce":2,"sender":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","sys_fee":"0","net_fee":"876350","valid_until_block":1200,"attributes":[],"cosigners":[{"account":"0x4138145d67638db97b402ee0b6751ef16253ecab","scopes":"CalledByEntry"}],"script":"Ahjd9QUMFDFuhRA5AZ0538LDfWw/7hn9WAmHDBSr7FNi8R51tuAuQHu5jWNnXRQ4QRPADAh0cmFuc2ZlcgwUiXcg2M129PAKv6N8Dt2InCCP3ptBYn1bUjg=","scripts":[{"invocation":"DECub8BP5LbCIhjKlhfJjWB9nsmx+vjP3DORvsSFrnaxGtxsxqvrMaULU26oBz5nTWKlVm/OXgoM6wcYy5ccGuPQDEBgMHG3JaWNBSytev2I6ZsnuquTGv1btQ0W4iQzWqtFAXCqviUdPAxq0/Md1+m4myCbqr5aHi+liL2BGPnippYPDEDXKvzznmY9ui1w+4w2oJ0aamrQ0v04yFeo59xx4rmHETJODS7GQf5olrpjuoDT6jQcGq0R4IL7GI7gfiFbQDGxDECa+ygItgKGpWNDt//O8ouyqwxZVgPnMjteWwucHBDt+lxAdU2SGGXLb9cWaKIGs3oesQwAKan806hWrtB3Qs0/","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}]},{"hash":"0xb661d5e4d9e41c3059b068f8abb6f1566a47ec800879e34c0ebd2799781a2760","size":579,"version":0,"nonce":3,"sender":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","sys_fee":"0","net_fee":"880350","valid_until_block":1200,"attributes":[],"cosigners":[{"account":"0x4138145d67638db97b402ee0b6751ef16253ecab","scopes":"CalledByEntry"}],"script":"AwDodkgXAAAADBQxboUQOQGdOd/Cw31sP+4Z/VgJhwwUq+xTYvEedbbgLkB7uY1jZ10UOEETwAwIdHJhbnNmZXIMFDt9NxHG8Mz5sdypA9G/odiW8SOMQWJ9W1I4","scripts":[{"invocation":"DECHEOe12Kxs2NCdb7Nb8tzOX1+zhZXdttBKVwvJJbwsVac83188taH+sKzE8myLvKbEPfO0qYuMPCyAnC8JbrJaDEDBhsECy/cjE/2U31B3/Fu+/NMiJ+0hWaR6RllId/o58zDYIjtFqiSv8AW+u1skJ6UMjE3oYY59ewDXPYNsRJQuDECiQ7W1Zb1LwvC7ES92JPazUUwSQTxalSMIGfrOP3YPA/y5axiPmAOKPyUWhrU6iNaXRPTkqYXmKXADqAzbFp6ADEBKlR5hrJnV7jGDHREXVK23EbSpBgqVJP44OpB3GEPNsJY4JnQCeofyoVqDvXfesrKrH+iz3m5UYpPvPfmxEp4o","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}]}]}}`
+const b1Verbose = `{"id":5,"jsonrpc":"2.0","result":{"size":1681,"nextblockhash":"0x45f62d72e37b074ecdc9f687222b0f91ec98d6d9af4429a2caa2e076a9196b0d","confirmations":6,"hash":"0x4f2c5539b0213ea444608cc217c5cb191255c1858ccd051ad9a36f08df26a288","version":0,"previousblockhash":"0x56fd4244e552536a4dae38b1446f8689b6f123b116e6c37028cac4439cb1aa8a","merkleroot":"0xf9dce467385206ad220a8b85d238f77239766eaffffed19955e3e47d24071140","time":1592472500001,"index":1,"nextconsensus":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","witnesses":[{"invocation":"DEAPAetjcaE1Un3bIFoNrh9p0tMkg3zOEovq2QMwkYg/nOIebXWaQPaQdGWSsCHTl/CI47e0F/zvc80b/cKAB2lSDECE965dn1igmqVu6y8oJ0SlmoLRfjvg6xx/VObo33liDiYIGRusVygKg22y7Cp3bQfkPxa8dsR9NIsPzQnVbHwyDEArlbTjnsNRYqZAeV/yI+kt7JU5CgcutFf2pDIwUvgHMVF+DfAp5KRXIE93f1JhxqSojUbUw6vexjWm7tWA1sd/DEC5c1dFsd15WiWMMdjm+ofVz8Lps6SJDWENM7z4M7ZMWLDFzqF/OnEo8QZe0ZPmNpcVkPGT8ovdHu67vB/m587l","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}],"consensusdata":{"primary":0,"nonce":"0000000000000457"},"tx":[{"hash":"0x7fb05b593cf4b1eb2d9a283c5488ca1bfe61191b5775bafa43b8647e7b20f22c","size":575,"version":0,"nonce":2,"sender":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","sysfee":"0","netfee":"876350","validuntilblock":1200,"attributes":[],"cosigners":[{"account":"0x4138145d67638db97b402ee0b6751ef16253ecab","scopes":"CalledByEntry"}],"script":"Ahjd9QUMFDFuhRA5AZ0538LDfWw/7hn9WAmHDBSr7FNi8R51tuAuQHu5jWNnXRQ4QRPADAh0cmFuc2ZlcgwUiXcg2M129PAKv6N8Dt2InCCP3ptBYn1bUjg=","witnesses":[{"invocation":"DECub8BP5LbCIhjKlhfJjWB9nsmx+vjP3DORvsSFrnaxGtxsxqvrMaULU26oBz5nTWKlVm/OXgoM6wcYy5ccGuPQDEBgMHG3JaWNBSytev2I6ZsnuquTGv1btQ0W4iQzWqtFAXCqviUdPAxq0/Md1+m4myCbqr5aHi+liL2BGPnippYPDEDXKvzznmY9ui1w+4w2oJ0aamrQ0v04yFeo59xx4rmHETJODS7GQf5olrpjuoDT6jQcGq0R4IL7GI7gfiFbQDGxDECa+ygItgKGpWNDt//O8ouyqwxZVgPnMjteWwucHBDt+lxAdU2SGGXLb9cWaKIGs3oesQwAKan806hWrtB3Qs0/","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}]},{"hash":"0xb661d5e4d9e41c3059b068f8abb6f1566a47ec800879e34c0ebd2799781a2760","size":579,"version":0,"nonce":3,"sender":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","sysfee":"0","netfee":"880350","validuntilblock":1200,"attributes":[],"cosigners":[{"account":"0x4138145d67638db97b402ee0b6751ef16253ecab","scopes":"CalledByEntry"}],"script":"AwDodkgXAAAADBQxboUQOQGdOd/Cw31sP+4Z/VgJhwwUq+xTYvEedbbgLkB7uY1jZ10UOEETwAwIdHJhbnNmZXIMFDt9NxHG8Mz5sdypA9G/odiW8SOMQWJ9W1I4","witnesses":[{"invocation":"DECHEOe12Kxs2NCdb7Nb8tzOX1+zhZXdttBKVwvJJbwsVac83188taH+sKzE8myLvKbEPfO0qYuMPCyAnC8JbrJaDEDBhsECy/cjE/2U31B3/Fu+/NMiJ+0hWaR6RllId/o58zDYIjtFqiSv8AW+u1skJ6UMjE3oYY59ewDXPYNsRJQuDECiQ7W1Zb1LwvC7ES92JPazUUwSQTxalSMIGfrOP3YPA/y5axiPmAOKPyUWhrU6iNaXRPTkqYXmKXADqAzbFp6ADEBKlR5hrJnV7jGDHREXVK23EbSpBgqVJP44OpB3GEPNsJY4JnQCeofyoVqDvXfesrKrH+iz3m5UYpPvPfmxEp4o","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}]}]}}`
 
 const hexHeader1 = "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"
 
 const header1Verbose = `{"id":5,"jsonrpc":"2.0","result":{"hash":"0x4f2c5539b0213ea444608cc217c5cb191255c1858ccd051ad9a36f08df26a288","size":518,"version":0,"previousblockhash":"0x56fd4244e552536a4dae38b1446f8689b6f123b116e6c37028cac4439cb1aa8a","merkleroot":"0xf9dce467385206ad220a8b85d238f77239766eaffffed19955e3e47d24071140","time":1592472500001,"index":1,"nextconsensus":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","witnesses":[{"invocation":"DEAPAetjcaE1Un3bIFoNrh9p0tMkg3zOEovq2QMwkYg/nOIebXWaQPaQdGWSsCHTl/CI47e0F/zvc80b/cKAB2lSDECE965dn1igmqVu6y8oJ0SlmoLRfjvg6xx/VObo33liDiYIGRusVygKg22y7Cp3bQfkPxa8dsR9NIsPzQnVbHwyDEArlbTjnsNRYqZAeV/yI+kt7JU5CgcutFf2pDIwUvgHMVF+DfAp5KRXIE93f1JhxqSojUbUw6vexjWm7tWA1sd/DEC5c1dFsd15WiWMMdjm+ofVz8Lps6SJDWENM7z4M7ZMWLDFzqF/OnEo8QZe0ZPmNpcVkPGT8ovdHu67vB/m587l","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}],"confirmations":6,"nextblockhash":"0x45f62d72e37b074ecdc9f687222b0f91ec98d6d9af4429a2caa2e076a9196b0d"}}`
 
-const txMoveNeoVerbose = `{"id":5,"jsonrpc":"2.0","result":{"blockhash":"0x4f2c5539b0213ea444608cc217c5cb191255c1858ccd051ad9a36f08df26a288","confirmations":6,"blocktime":1592472500001,"hash":"0x7fb05b593cf4b1eb2d9a283c5488ca1bfe61191b5775bafa43b8647e7b20f22c","size":575,"version":0,"nonce":2,"sender":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","sys_fee":"0","net_fee":"876350","valid_until_block":1200,"attributes":[],"cosigners":[{"account":"0x4138145d67638db97b402ee0b6751ef16253ecab","scopes":"CalledByEntry"}],"script":"Ahjd9QUMFDFuhRA5AZ0538LDfWw/7hn9WAmHDBSr7FNi8R51tuAuQHu5jWNnXRQ4QRPADAh0cmFuc2ZlcgwUiXcg2M129PAKv6N8Dt2InCCP3ptBYn1bUjg=","scripts":[{"invocation":"DECub8BP5LbCIhjKlhfJjWB9nsmx+vjP3DORvsSFrnaxGtxsxqvrMaULU26oBz5nTWKlVm/OXgoM6wcYy5ccGuPQDEBgMHG3JaWNBSytev2I6ZsnuquTGv1btQ0W4iQzWqtFAXCqviUdPAxq0/Md1+m4myCbqr5aHi+liL2BGPnippYPDEDXKvzznmY9ui1w+4w2oJ0aamrQ0v04yFeo59xx4rmHETJODS7GQf5olrpjuoDT6jQcGq0R4IL7GI7gfiFbQDGxDECa+ygItgKGpWNDt//O8ouyqwxZVgPnMjteWwucHBDt+lxAdU2SGGXLb9cWaKIGs3oesQwAKan806hWrtB3Qs0/","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}]}}`
+const txMoveNeoVerbose = `{"id":5,"jsonrpc":"2.0","result":{"blockhash":"0x4f2c5539b0213ea444608cc217c5cb191255c1858ccd051ad9a36f08df26a288","confirmations":6,"blocktime":1592472500001,"hash":"0x7fb05b593cf4b1eb2d9a283c5488ca1bfe61191b5775bafa43b8647e7b20f22c","size":575,"version":0,"nonce":2,"sender":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","sysfee":"0","netfee":"876350","validuntilblock":1200,"attributes":[],"cosigners":[{"account":"0x4138145d67638db97b402ee0b6751ef16253ecab","scopes":"CalledByEntry"}],"script":"Ahjd9QUMFDFuhRA5AZ0538LDfWw/7hn9WAmHDBSr7FNi8R51tuAuQHu5jWNnXRQ4QRPADAh0cmFuc2ZlcgwUiXcg2M129PAKv6N8Dt2InCCP3ptBYn1bUjg=","witnesses":[{"invocation":"DECub8BP5LbCIhjKlhfJjWB9nsmx+vjP3DORvsSFrnaxGtxsxqvrMaULU26oBz5nTWKlVm/OXgoM6wcYy5ccGuPQDEBgMHG3JaWNBSytev2I6ZsnuquTGv1btQ0W4iQzWqtFAXCqviUdPAxq0/Md1+m4myCbqr5aHi+liL2BGPnippYPDEDXKvzznmY9ui1w+4w2oJ0aamrQ0v04yFeo59xx4rmHETJODS7GQf5olrpjuoDT6jQcGq0R4IL7GI7gfiFbQDGxDECa+ygItgKGpWNDt//O8ouyqwxZVgPnMjteWwucHBDt+lxAdU2SGGXLb9cWaKIGs3oesQwAKan806hWrtB3Qs0/","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}]}}`
 
 // getResultBlock1 returns data for block number 1 which is used by several tests.
 func getResultBlock1() *result.Block {
@@ -104,7 +106,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			invoke: func(c *Client) (interface{}, error) {
 				return c.GetApplicationLog(util.Uint256{})
 			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"txid":"0x17145a039fca704fcdbeb46e6b210af98a1a9e5b9768e46ffc38f71c79ac2521","trigger":"Application","vmstate":"HALT","gas_consumed":"1","stack":[{"type":"Integer","value":1}],"notifications":[]}}`,
+			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"txid":"0x17145a039fca704fcdbeb46e6b210af98a1a9e5b9768e46ffc38f71c79ac2521","trigger":"Application","vmstate":"HALT","gasconsumed":"1","stack":[{"type":"Integer","value":1}],"notifications":[]}}`,
 			result: func(c *Client) interface{} {
 				txHash, err := util.Uint256DecodeStringLE("17145a039fca704fcdbeb46e6b210af98a1a9e5b9768e46ffc38f71c79ac2521")
 				if err != nil {
@@ -295,7 +297,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 				}
 				return c.GetContractState(hash)
 			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"id":0,"script":"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","manifest":{"abi":{"hash":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","entryPoint":{"name":"Main","parameters":[{"name":"method","type":"String"},{"name":"params","type":"Array"}],"returnType":"Boolean"},"methods":[],"events":[]},"groups":[],"features":{"payable":false,"storage":true},"permissions":null,"trusts":[],"safeMethods":[],"extra":null},"hash":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176"}}`,
+			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"id":0,"script":"VgJXHwIMDWNvbnRyYWN0IGNhbGx4eVMTwEEFB5IWIXhKDANQdXSXJyQAAAAQVUGEGNYNIXJqeRDOeRHOU0FSoUH1IUURQCOPAgAASgwLdG90YWxTdXBwbHmXJxEAAABFAkBCDwBAI28CAABKDAhkZWNpbWFsc5cnDQAAAEUSQCNWAgAASgwEbmFtZZcnEgAAAEUMBFJ1YmxAIzwCAABKDAZzeW1ib2yXJxEAAABFDANSVUJAIyECAABKDAliYWxhbmNlT2aXJ2IAAAAQVUGEGNYNIXN5EM50bMoAFLQnIwAAAAwPaW52YWxpZCBhZGRyZXNzEVVBNtNSBiFFENsgQGtsUEEfLnsHIXUMCWJhbGFuY2VPZmxtUxPAQQUHkhYhRW1AI7IBAABKDAh0cmFuc2ZlcpcnKwEAABBVQYQY1g0hdnkQzncHbwfKABS0JyoAAAAMFmludmFsaWQgJ2Zyb20nIGFkZHJlc3MRVUE201IGIUUQ2yBAeRHOdwhvCMoAFLQnKAAAAAwUaW52YWxpZCAndG8nIGFkZHJlc3MRVUE201IGIUUQ2yBAeRLOdwlvCRC1JyIAAAAMDmludmFsaWQgYW1vdW50EVVBNtNSBiFFENsgQG5vB1BBHy57ByF3Cm8Kbwm1JyYAAAAMEmluc3VmZmljaWVudCBmdW5kcxFVQTbTUgYhRRDbIEBvCm8Jn3cKbm8HbwpTQVKhQfUhbm8IUEEfLnsHIXcLbwtvCZ53C25vCG8LU0FSoUH1IQwIdHJhbnNmZXJvB28IbwlUFMBBBQeSFiFFEUAjewAAAEoMBGluaXSXJ1AAAAAQVUGEGNYNIXcMEFVBh8PSZCF3DQJAQg8Adw5vDG8Nbw5TQVKhQfUhDAh0cmFuc2ZlcgwA2zBvDW8OVBTAQQUHkhYhRRFAIyMAAAAMEWludmFsaWQgb3BlcmF0aW9uQTbTUgY6IwUAAABFQA==","manifest":{"abi":{"hash":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","entryPoint":{"name":"Main","parameters":[{"name":"method","type":"String"},{"name":"params","type":"Array"}],"returntype":"Boolean"},"methods":[],"events":[]},"groups":[],"features":{"payable":false,"storage":true},"permissions":null,"trusts":[],"safemethods":[],"extra":null},"hash":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176"}}`,
 			result: func(c *Client) interface{} {
 				script, err := base64.StdEncoding.DecodeString("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")
 				if err != nil {
@@ -325,7 +327,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			invoke: func(c *Client) (interface{}, error) {
 				return c.GetFeePerByte()
 			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gas_consumed":"2007390","script":"10c00c0d676574466565506572427974650c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Integer","value":"1000"}]}}`,
+			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gasconsumed":"2007390","script":"10c00c0d676574466565506572427974650c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Integer","value":"1000"}]}}`,
 			result: func(c *Client) interface{} {
 				return int64(1000)
 			},
@@ -337,7 +339,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			invoke: func(c *Client) (interface{}, error) {
 				return c.GetMaxTransactionsPerBlock()
 			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gas_consumed":"2007390","script":"10c00c1a6765744d61785472616e73616374696f6e73506572426c6f636b0c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Integer","value":"512"}]}}`,
+			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gasconsumed":"2007390","script":"10c00c1a6765744d61785472616e73616374696f6e73506572426c6f636b0c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Integer","value":"512"}]}}`,
 			result: func(c *Client) interface{} {
 				return int64(512)
 			},
@@ -349,7 +351,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			invoke: func(c *Client) (interface{}, error) {
 				return c.GetMaxBlockSize()
 			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gas_consumed":"2007390","script":"10c00c0f6765744d6178426c6f636b53697a650c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Integer","value":"262144"}]}}`,
+			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gasconsumed":"2007390","script":"10c00c0f6765744d6178426c6f636b53697a650c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Integer","value":"262144"}]}}`,
 			result: func(c *Client) interface{} {
 				return int64(262144)
 			},
@@ -361,7 +363,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			invoke: func(c *Client) (interface{}, error) {
 				return c.GetBlockedAccounts()
 			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gas_consumed":"2007390","script":"10c00c12676574426c6f636b65644163636f756e74730c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Array","value":[]}]}}`,
+			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"state":"HALT","gasconsumed":"2007390","script":"10c00c12676574426c6f636b65644163636f756e74730c149a61a46eec97b89306d7ce81f15b462091d0093241627d5b52","stack":[{"type":"Array","value":[]}]}}`,
 			result: func(c *Client) interface{} {
 				return native.BlockedAccounts{}
 			},
@@ -377,7 +379,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 				}
 				return c.GetNEP5Balances(hash)
 			},
-			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"balance":[{"asset_hash":"a48b6e1291ba24211ad11bb90ae2a10bf1fcd5a8","amount":"50000000000","last_updated_block":251604}],"address":"AY6eqWjsUFCzsVELG7yG72XDukKvC34p2w"}}`,
+			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"balance":[{"assethash":"a48b6e1291ba24211ad11bb90ae2a10bf1fcd5a8","amount":"50000000000","lastupdatedblock":251604}],"address":"AY6eqWjsUFCzsVELG7yG72XDukKvC34p2w"}}`,
 			result: func(c *Client) interface{} {
 				hash, err := util.Uint160DecodeStringLE("a48b6e1291ba24211ad11bb90ae2a10bf1fcd5a8")
 				if err != nil {
@@ -400,7 +402,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			invoke: func(c *Client) (interface{}, error) {
 				return c.GetNEP5Transfers("AbHgdBaWEnHkCiLtDZXjhvhaAK2cwFh5pF")
 			},
-			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"sent":[],"received":[{"timestamp":1555651816,"asset_hash":"600c4f5200db36177e3e8a09e9f18e2fc7d12a0f","transfer_address":"AYwgBNMepiv5ocGcyNT4mA8zPLTQ8pDBis","amount":"1000000","block_index":436036,"transfer_notify_index":0,"tx_hash":"df7683ece554ecfb85cf41492c5f143215dd43ef9ec61181a28f922da06aba58"}],"address":"AbHgdBaWEnHkCiLtDZXjhvhaAK2cwFh5pF"}}`,
+			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"sent":[],"received":[{"timestamp":1555651816,"assethash":"600c4f5200db36177e3e8a09e9f18e2fc7d12a0f","transferaddress":"AYwgBNMepiv5ocGcyNT4mA8zPLTQ8pDBis","amount":"1000000","blockindex":436036,"transfernotifyindex":0,"txhash":"df7683ece554ecfb85cf41492c5f143215dd43ef9ec61181a28f922da06aba58"}],"address":"AbHgdBaWEnHkCiLtDZXjhvhaAK2cwFh5pF"}}`,
 			result: func(c *Client) interface{} {
 				assetHash, err := util.Uint160DecodeStringLE("600c4f5200db36177e3e8a09e9f18e2fc7d12a0f")
 				if err != nil {
@@ -573,11 +575,18 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 		{
 			name: "positive",
 			invoke: func(c *Client) (interface{}, error) {
-				return c.GetUnclaimedGas("AGofsxAUDwt52KjaB664GYsqVAkULYvKNt")
+				return c.GetUnclaimedGas("NMipL5VsNoLUBUJKPKLhxaEbPQVCZnyJyB")
 			},
-			serverResponse: `{"jsonrpc":"2.0","id":1,"result":"897299680935"}`,
+			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"address":"NMipL5VsNoLUBUJKPKLhxaEbPQVCZnyJyB","unclaimed":"897299680935"}}`,
 			result: func(c *Client) interface{} {
-				return util.Fixed8(897299680935)
+				addr, err := address.StringToUint160("NMipL5VsNoLUBUJKPKLhxaEbPQVCZnyJyB")
+				if err != nil {
+					panic(errors.Wrap(err, "failed to parse UnclaimedGas address"))
+				}
+				return result.UnclaimedGas{
+					Address:   addr,
+					Unclaimed: *big.NewInt(897299680935),
+				}
 			},
 		},
 	},
@@ -602,7 +611,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			invoke: func(c *Client) (interface{}, error) {
 				return c.GetVersion()
 			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"tcp_port":20332,"ws_port":20342,"nonce":2153672787,"user_agent":"/NEO-GO:0.73.1-pre-273-ge381358/"}}`,
+			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"tcpport":20332,"wsport":20342,"nonce":2153672787,"useragent":"/NEO-GO:0.73.1-pre-273-ge381358/"}}`,
 			result: func(c *Client) interface{} {
 				return &result.Version{
 					TCPPort:   uint16(20332),
@@ -634,7 +643,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 					Account: util.Uint160{1, 2, 3},
 				}})
 			},
-			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"script":"1426ae7c6c9861ec418468c1f0fdc4a7f2963eb89151c10962616c616e63654f6667be39e7b562f60cbfe2aebca375a2e5ee28737caf","state":"HALT","gas_consumed":"31100000","stack":[{"type":"ByteArray","value":"JivsCEQy"}],"tx":"d101361426ae7c6c9861ec418468c1f0fdc4a7f2963eb89151c10962616c616e63654f6667be39e7b562f60cbfe2aebca375a2e5ee28737caf000000000000000000000000"}}`,
+			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"script":"1426ae7c6c9861ec418468c1f0fdc4a7f2963eb89151c10962616c616e63654f6667be39e7b562f60cbfe2aebca375a2e5ee28737caf","state":"HALT","gasconsumed":"31100000","stack":[{"type":"ByteArray","value":"JivsCEQy"}],"tx":"d101361426ae7c6c9861ec418468c1f0fdc4a7f2963eb89151c10962616c616e63654f6667be39e7b562f60cbfe2aebca375a2e5ee28737caf000000000000000000000000"}}`,
 			result: func(c *Client) interface{} {
 				bytes, err := hex.DecodeString("262bec084432")
 				if err != nil {
@@ -666,7 +675,7 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 					Account: util.Uint160{1, 2, 3},
 				}})
 			},
-			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"script":"00046e616d656724058e5e1b6008847cd662728549088a9ee82191","state":"HALT","gas_consumed":"16100000","stack":[{"type":"ByteArray","value":"TkVQNSBHQVM="}],"tx":"d1011b00046e616d656724058e5e1b6008847cd662728549088a9ee82191000000000000000000000000"}}`,
+			serverResponse: `{"jsonrpc":"2.0","id":1,"result":{"script":"00046e616d656724058e5e1b6008847cd662728549088a9ee82191","state":"HALT","gasconsumed":"16100000","stack":[{"type":"ByteArray","value":"TkVQNSBHQVM="}],"tx":"d1011b00046e616d656724058e5e1b6008847cd662728549088a9ee82191000000000000000000000000"}}`,
 			result: func(c *Client) interface{} {
 				bytes, err := hex.DecodeString("4e45503520474153")
 				if err != nil {
diff --git a/pkg/rpc/client/wsclient_test.go b/pkg/rpc/client/wsclient_test.go
index ad31eadf1..f48ce3d60 100644
--- a/pkg/rpc/client/wsclient_test.go
+++ b/pkg/rpc/client/wsclient_test.go
@@ -116,10 +116,10 @@ func TestWSClientEvents(t *testing.T) {
 	var ok bool
 	// Events from RPC server test chain.
 	var events = []string{
-		`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"txid":"0xe1cd5e57e721d2a2e05fb1f08721b12057b25ab1dd7fd0f33ee1639932fdfad7","trigger":"Application","vmstate":"HALT","gas_consumed":"22910000","stack":[],"notifications":[{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","state":{"type":"Array","value":[{"type":"ByteArray","value":"Y29udHJhY3QgY2FsbA=="},{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteArray","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}]}},{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","state":{"type":"Array","value":[{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"ByteArray","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}}]}]}`,
+		`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"txid":"0xe1cd5e57e721d2a2e05fb1f08721b12057b25ab1dd7fd0f33ee1639932fdfad7","trigger":"Application","vmstate":"HALT","gasconsumed":"22910000","stack":[],"notifications":[{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","state":{"type":"Array","value":[{"type":"ByteArray","value":"Y29udHJhY3QgY2FsbA=="},{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteArray","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}]}},{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","state":{"type":"Array","value":[{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"ByteArray","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}}]}]}`,
 		`{"jsonrpc":"2.0","method":"notification_from_execution","params":[{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","state":{"type":"Array","value":[{"type":"ByteArray","value":"Y29udHJhY3QgY2FsbA=="},{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteArray","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}]}}]}`,
-		`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"txid":"0xf97a72b7722c109f909a8bc16c22368c5023d85828b09b127b237aace33cf099","trigger":"Application","vmstate":"HALT","gas_consumed":"6042610","stack":[],"notifications":[{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","state":{"type":"Array","value":[{"type":"ByteArray","value":"Y29udHJhY3QgY2FsbA=="},{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteArray","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}]}},{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","state":{"type":"Array","value":[{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteArray","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}}]}]}`,
-		`{"jsonrpc":"2.0","method":"block_added","params":[{"hash":"0x2d312f6379ead13cf62634c703091b750e7903728df2a3cf5bd96ce80b84a849","version":0,"previousblockhash":"0xb8237d34c156cac6be7b01578decf8ac8c99a62f0b6f774d622aad7be0fe189d","merkleroot":"0xf89169e89361692b71e671f13c088e84c5325015c413e8f89e7ba38efdb41287","time":1592472500006,"index":6,"nextconsensus":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","witnesses":[{"invocation":"DEDblVguNGXWbUswDvBfVJzBt76BJyJ0Ga6siquyjioGn4Dbr6zy1IvcLl3xN5akcejRy9e+Mr1qvpe/gkLgtW4QDEDRwPISZagMFjE/plXTnZ/gEU0IbBAAe23U29zVWteUmzRsPxF/MdzXvdffR9W0edkj17AmkWpn+5rqzH9aCOpLDECEvjgxZaRoAHEDNzp1REllLcGzMwrwSjudtzfgRglQL3g1BKerDx6cGHH73medRVkL9QVm4KzSxlywVtvhwBMrDEBuPKvzg5TtakFW2jr/bfmy1bn2FiLARlOySwaGdKRV93ozA5lVEIAvHbBlJtT4/5H8jHjbncXXMrP3OUHqebZz","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}],"consensus_data":{"primary":0,"nonce":"0000000000000457"},"tx":[{"hash":"0xf97a72b7722c109f909a8bc16c22368c5023d85828b09b127b237aace33cf099","size":265,"version":0,"nonce":9,"sender":"NQRLhCpAru9BjGsMwk67vdMwmzKMRgsnnN","sys_fee":"0","net_fee":"365210","valid_until_block":1200,"attributes":[],"cosigners":[{"account":"0x870958fd19ee3f6c7dc3c2df399d013910856e31","scopes":"CalledByEntry"}],"script":"AHsMFCBygnSvr8NvQ6Bx0yjPo+Yp2cuwDBQxboUQOQGdOd/Cw31sP+4Z/VgJhxPADAh0cmFuc2ZlcgwU2gHvYphOfQUnXEpYeyAtoLP3X+ZBYn1bUjg=","scripts":[{"invocation":"DECwklSj3liZOJbktRtkVdUCu8U2LQlrU6Dv8NtMgd0xXbk5lXjc2p68xv6xtJXbJ4aoFMJZ9lkcNpGoeUCcaCet","verification":"DCECs2Ir9AF73+MXxYrtX0x1PyBrfbiWBG+n13S7xL9/jcILQQqQatQ="}]}]}]}`,
+		`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"txid":"0xf97a72b7722c109f909a8bc16c22368c5023d85828b09b127b237aace33cf099","trigger":"Application","vmstate":"HALT","gasconsumed":"6042610","stack":[],"notifications":[{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","state":{"type":"Array","value":[{"type":"ByteArray","value":"Y29udHJhY3QgY2FsbA=="},{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteArray","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}]}},{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","state":{"type":"Array","value":[{"type":"ByteArray","value":"dHJhbnNmZXI="},{"type":"ByteArray","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteArray","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}}]}]}`,
+		`{"jsonrpc":"2.0","method":"block_added","params":[{"hash":"0x2d312f6379ead13cf62634c703091b750e7903728df2a3cf5bd96ce80b84a849","version":0,"previousblockhash":"0xb8237d34c156cac6be7b01578decf8ac8c99a62f0b6f774d622aad7be0fe189d","merkleroot":"0xf89169e89361692b71e671f13c088e84c5325015c413e8f89e7ba38efdb41287","time":1592472500006,"index":6,"nextconsensus":"Nbb1qkwcwNSBs9pAnrVVrnFbWnbWBk91U2","witnesses":[{"invocation":"DEDblVguNGXWbUswDvBfVJzBt76BJyJ0Ga6siquyjioGn4Dbr6zy1IvcLl3xN5akcejRy9e+Mr1qvpe/gkLgtW4QDEDRwPISZagMFjE/plXTnZ/gEU0IbBAAe23U29zVWteUmzRsPxF/MdzXvdffR9W0edkj17AmkWpn+5rqzH9aCOpLDECEvjgxZaRoAHEDNzp1REllLcGzMwrwSjudtzfgRglQL3g1BKerDx6cGHH73medRVkL9QVm4KzSxlywVtvhwBMrDEBuPKvzg5TtakFW2jr/bfmy1bn2FiLARlOySwaGdKRV93ozA5lVEIAvHbBlJtT4/5H8jHjbncXXMrP3OUHqebZz","verification":"EwwhAhA6f33QFlWFl/eWDSfFFqQ5T9loueZRVetLAT5AQEBuDCECp7xV/oaE4BGXaNEEujB5W9zIZhnoZK3SYVZyPtGFzWIMIQKzYiv0AXvf4xfFiu1fTHU/IGt9uJYEb6fXdLvEv3+NwgwhA9kMB99j5pDOd5EuEKtRrMlEtmhgI3tgjE+PgwnnHuaZFAtBMHOzuw=="}],"consensusdata":{"primary":0,"nonce":"0000000000000457"},"tx":[{"hash":"0xf97a72b7722c109f909a8bc16c22368c5023d85828b09b127b237aace33cf099","size":265,"version":0,"nonce":9,"sender":"NQRLhCpAru9BjGsMwk67vdMwmzKMRgsnnN","sysfee":"0","netfee":"365210","validuntilblock":1200,"attributes":[],"cosigners":[{"account":"0x870958fd19ee3f6c7dc3c2df399d013910856e31","scopes":"CalledByEntry"}],"script":"AHsMFCBygnSvr8NvQ6Bx0yjPo+Yp2cuwDBQxboUQOQGdOd/Cw31sP+4Z/VgJhxPADAh0cmFuc2ZlcgwU2gHvYphOfQUnXEpYeyAtoLP3X+ZBYn1bUjg=","witnesses":[{"invocation":"DECwklSj3liZOJbktRtkVdUCu8U2LQlrU6Dv8NtMgd0xXbk5lXjc2p68xv6xtJXbJ4aoFMJZ9lkcNpGoeUCcaCet","verification":"DCECs2Ir9AF73+MXxYrtX0x1PyBrfbiWBG+n13S7xL9/jcILQQqQatQ="}]}]}]}`,
 		`{"jsonrpc":"2.0","method":"event_missed","params":[]}`,
 	}
 	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
diff --git a/pkg/rpc/response/result/application_log.go b/pkg/rpc/response/result/application_log.go
index 35c1b63f3..f4fb1772a 100644
--- a/pkg/rpc/response/result/application_log.go
+++ b/pkg/rpc/response/result/application_log.go
@@ -13,7 +13,7 @@ type ApplicationLog struct {
 	TxHash      util.Uint256              `json:"txid"`
 	Trigger     string                    `json:"trigger"`
 	VMState     string                    `json:"vmstate"`
-	GasConsumed int64                     `json:"gas_consumed,string"`
+	GasConsumed int64                     `json:"gasconsumed,string"`
 	Stack       []smartcontract.Parameter `json:"stack"`
 	Events      []NotificationEvent       `json:"notifications"`
 }
diff --git a/pkg/rpc/response/result/invoke.go b/pkg/rpc/response/result/invoke.go
index 34531dbc2..16c877275 100644
--- a/pkg/rpc/response/result/invoke.go
+++ b/pkg/rpc/response/result/invoke.go
@@ -8,7 +8,7 @@ import (
 // that invoke functions, scripts and generic bytecode.
 type Invoke struct {
 	State       string                    `json:"state"`
-	GasConsumed int64                     `json:"gas_consumed,string"`
+	GasConsumed int64                     `json:"gasconsumed,string"`
 	Script      string                    `json:"script"`
 	Stack       []smartcontract.Parameter `json:"stack"`
 }
diff --git a/pkg/rpc/response/result/nep5.go b/pkg/rpc/response/result/nep5.go
index fb906192b..3a3640518 100644
--- a/pkg/rpc/response/result/nep5.go
+++ b/pkg/rpc/response/result/nep5.go
@@ -14,16 +14,16 @@ type NEP5Balances struct {
 
 // NEP5Balance represents balance for the single token contract.
 type NEP5Balance struct {
-	Asset       util.Uint160 `json:"asset_hash"`
+	Asset       util.Uint160 `json:"assethash"`
 	Amount      string       `json:"amount"`
-	LastUpdated uint32       `json:"last_updated_block"`
+	LastUpdated uint32       `json:"lastupdatedblock"`
 }
 
 // nep5Balance is an auxilliary struct for proper Asset marshaling.
 type nep5Balance struct {
-	Asset       string `json:"asset_hash"`
+	Asset       string `json:"assethash"`
 	Amount      string `json:"amount"`
-	LastUpdated uint32 `json:"last_updated_block"`
+	LastUpdated uint32 `json:"lastupdatedblock"`
 }
 
 // NEP5Transfers is a result for the getnep5transfers RPC.
@@ -36,12 +36,12 @@ type NEP5Transfers struct {
 // NEP5Transfer represents single NEP5 transfer event.
 type NEP5Transfer struct {
 	Timestamp   uint64       `json:"timestamp"`
-	Asset       util.Uint160 `json:"asset_hash"`
-	Address     string       `json:"transfer_address,omitempty"`
+	Asset       util.Uint160 `json:"assethash"`
+	Address     string       `json:"transferaddress,omitempty"`
 	Amount      string       `json:"amount"`
-	Index       uint32       `json:"block_index"`
-	NotifyIndex uint32       `json:"transfer_notify_index"`
-	TxHash      util.Uint256 `json:"tx_hash"`
+	Index       uint32       `json:"blockindex"`
+	NotifyIndex uint32       `json:"transfernotifyindex"`
+	TxHash      util.Uint256 `json:"txhash"`
 }
 
 // MarshalJSON implements json.Marshaler interface.
diff --git a/pkg/rpc/response/result/unclaimed_gas.go b/pkg/rpc/response/result/unclaimed_gas.go
new file mode 100644
index 000000000..af051acdd
--- /dev/null
+++ b/pkg/rpc/response/result/unclaimed_gas.go
@@ -0,0 +1,50 @@
+package result
+
+import (
+	"encoding/json"
+	"errors"
+	"math/big"
+
+	"github.com/nspcc-dev/neo-go/pkg/encoding/address"
+	"github.com/nspcc-dev/neo-go/pkg/util"
+)
+
+// UnclaimedGas response wrapper
+type UnclaimedGas struct {
+	Address   util.Uint160
+	Unclaimed big.Int
+}
+
+// unclaimedGas is an auxiliary struct for JSON marhsalling
+type unclaimedGas struct {
+	Address   string `json:"address"`
+	Unclaimed string `json:"unclaimed"`
+}
+
+// MarshalJSON implements json.Marshaler interface.
+func (g UnclaimedGas) MarshalJSON() ([]byte, error) {
+	gas := &unclaimedGas{
+		Address:   address.Uint160ToString(g.Address),
+		Unclaimed: g.Unclaimed.String(),
+	}
+	return json.Marshal(gas)
+}
+
+// UnmarshalJSON implements json.Unmarshaler interface.
+func (g *UnclaimedGas) UnmarshalJSON(data []byte) error {
+	gas := new(unclaimedGas)
+	if err := json.Unmarshal(data, gas); err != nil {
+		return err
+	}
+	uncl, ok := new(big.Int).SetString(gas.Unclaimed, 10)
+	if !ok {
+		return errors.New("failed to convert unclaimed gas")
+	}
+	g.Unclaimed = *uncl
+	addr, err := address.StringToUint160(gas.Address)
+	if err != nil {
+		return err
+	}
+	g.Address = addr
+	return nil
+}
diff --git a/pkg/rpc/response/result/version.go b/pkg/rpc/response/result/version.go
index 482d216ce..3572d6685 100644
--- a/pkg/rpc/response/result/version.go
+++ b/pkg/rpc/response/result/version.go
@@ -4,9 +4,9 @@ type (
 	// Version model used for reporting server version
 	// info.
 	Version struct {
-		TCPPort   uint16 `json:"tcp_port"`
-		WSPort    uint16 `json:"ws_port,omitempty"`
+		TCPPort   uint16 `json:"tcpport"`
+		WSPort    uint16 `json:"wsport,omitempty"`
 		Nonce     uint32 `json:"nonce"`
-		UserAgent string `json:"user_agent"`
+		UserAgent string `json:"useragent"`
 	}
 )
diff --git a/pkg/rpc/server/server.go b/pkg/rpc/server/server.go
index 61dfe6621..2b974f68c 100644
--- a/pkg/rpc/server/server.go
+++ b/pkg/rpc/server/server.go
@@ -784,10 +784,15 @@ func (s *Server) getUnclaimedGas(ps request.Params) (interface{}, *response.Erro
 
 	neo, neoHeight := s.chain.GetGoverningTokenBalance(u)
 	if neo.Sign() == 0 {
-		return "0", nil
+		return result.UnclaimedGas{
+			Address: u,
+		}, nil
 	}
 	gas := s.chain.CalculateClaimable(neo, neoHeight, s.chain.BlockHeight()+1) // +1 as in C#, for the next block.
-	return gas.String(), nil
+	return result.UnclaimedGas{
+		Address:   u,
+		Unclaimed: *gas,
+	}, nil
 }
 
 // getValidators returns the current NEO consensus nodes information and voting status.
diff --git a/pkg/rpc/server/server_test.go b/pkg/rpc/server/server_test.go
index 1f7feca7d..ad409d066 100644
--- a/pkg/rpc/server/server_test.go
+++ b/pkg/rpc/server/server_test.go
@@ -560,13 +560,16 @@ var rpcTestCases = map[string][]rpcTestCase{
 			name:   "positive",
 			params: `["` + testchain.MultisigAddress() + `"]`,
 			result: func(*executor) interface{} {
-				var s string
-				return &s
+				return &result.UnclaimedGas{}
 			},
 			check: func(t *testing.T, e *executor, resp interface{}) {
-				s, ok := resp.(*string)
+				actual, ok := resp.(*result.UnclaimedGas)
 				require.True(t, ok)
-				assert.Equal(t, "36000", *s)
+				expected := result.UnclaimedGas{
+					Address:   testchain.MultisigScriptHash(),
+					Unclaimed: *big.NewInt(36000),
+				}
+				assert.Equal(t, expected, *actual)
 			},
 		},
 	},
diff --git a/pkg/rpc/server/subscription_test.go b/pkg/rpc/server/subscription_test.go
index 01befb3e7..c4a81f9ca 100644
--- a/pkg/rpc/server/subscription_test.go
+++ b/pkg/rpc/server/subscription_test.go
@@ -279,7 +279,7 @@ func TestFilteredBlockSubscriptions(t *testing.T) {
 
 		require.Equal(t, response.BlockEventID, resp.Event)
 		rmap := resp.Payload[0].(map[string]interface{})
-		cd := rmap["consensus_data"].(map[string]interface{})
+		cd := rmap["consensusdata"].(map[string]interface{})
 		primary := cd["primary"].(float64)
 		require.Equal(t, 3, int(primary))
 
diff --git a/pkg/smartcontract/manifest/manifest.go b/pkg/smartcontract/manifest/manifest.go
index e5b355498..4989fc9b4 100644
--- a/pkg/smartcontract/manifest/manifest.go
+++ b/pkg/smartcontract/manifest/manifest.go
@@ -42,7 +42,7 @@ type manifestAux struct {
 	Features    map[string]bool `json:"features"`
 	Permissions []Permission    `json:"permissions"`
 	Trusts      *WildUint160s   `json:"trusts"`
-	SafeMethods *WildStrings    `json:"safeMethods"`
+	SafeMethods *WildStrings    `json:"safemethods"`
 	Extra       interface{}     `json:"extra"`
 }
 
diff --git a/pkg/smartcontract/manifest/manifest_test.go b/pkg/smartcontract/manifest/manifest_test.go
index f0869e946..a5aec9b32 100644
--- a/pkg/smartcontract/manifest/manifest_test.go
+++ b/pkg/smartcontract/manifest/manifest_test.go
@@ -13,39 +13,39 @@ import (
 // https://github.com/neo-project/neo/blob/master/tests/neo.UnitTests/SmartContract/Manifest/UT_ContractManifest.cs#L10
 func TestManifest_MarshalJSON(t *testing.T) {
 	t.Run("default", func(t *testing.T) {
-		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returnType":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safeMethods":[],"extra":null}`
+		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returntype":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safemethods":[],"extra":null}`
 		m := testUnmarshalMarshalManifest(t, s)
 		require.Equal(t, DefaultManifest(util.Uint160{}), m)
 	})
 
 	// this vector is missing from original repo
 	t.Run("features", func(t *testing.T) {
-		s := `{"groups":[],"features":{"storage":true,"payable":true},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returnType":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safeMethods":[],"extra":null}`
+		s := `{"groups":[],"features":{"storage":true,"payable":true},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returntype":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safemethods":[],"extra":null}`
 		testUnmarshalMarshalManifest(t, s)
 	})
 
 	t.Run("permissions", func(t *testing.T) {
-		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returnType":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"0x0000000000000000000000000000000000000000","methods":["method1","method2"]}],"trusts":[],"safeMethods":[],"extra":null}`
+		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returntype":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"0x0000000000000000000000000000000000000000","methods":["method1","method2"]}],"trusts":[],"safemethods":[],"extra":null}`
 		testUnmarshalMarshalManifest(t, s)
 	})
 
 	t.Run("safe methods", func(t *testing.T) {
-		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returnType":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safeMethods":["balanceOf"],"extra":null}`
+		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returntype":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safemethods":["balanceOf"],"extra":null}`
 		testUnmarshalMarshalManifest(t, s)
 	})
 
 	t.Run("trust", func(t *testing.T) {
-		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returnType":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":["0x0000000000000000000000000000000000000001"],"safeMethods":[],"extra":null}`
+		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returntype":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":["0x0000000000000000000000000000000000000001"],"safemethods":[],"extra":null}`
 		testUnmarshalMarshalManifest(t, s)
 	})
 
 	t.Run("groups", func(t *testing.T) {
-		s := `{"groups":[{"pubKey":"03b209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c","signature":"QUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQQ=="}],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returnType":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safeMethods":[],"extra":null}`
+		s := `{"groups":[{"pubkey":"03b209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c","signature":"QUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQQ=="}],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returntype":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safemethods":[],"extra":null}`
 		testUnmarshalMarshalManifest(t, s)
 	})
 
 	t.Run("extra", func(t *testing.T) {
-		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returnType":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safeMethods":[],"extra":{"key":"value"}}`
+		s := `{"groups":[],"features":{"storage":false,"payable":false},"abi":{"hash":"0x0000000000000000000000000000000000000000","entryPoint":{"name":"Main","parameters":[{"name":"operation","type":"String"},{"name":"args","type":"Array"}],"returntype":"Any"},"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"safemethods":[],"extra":{"key":"value"}}`
 		testUnmarshalMarshalManifest(t, s)
 	})
 }
diff --git a/pkg/smartcontract/manifest/method.go b/pkg/smartcontract/manifest/method.go
index 4a3ada56a..25e44bd21 100644
--- a/pkg/smartcontract/manifest/method.go
+++ b/pkg/smartcontract/manifest/method.go
@@ -24,12 +24,12 @@ type Event struct {
 // Every SC in a group must provide signature of it's hash to prove
 // it belongs to a group.
 type Group struct {
-	PublicKey *keys.PublicKey `json:"pubKey"`
+	PublicKey *keys.PublicKey `json:"pubkey"`
 	Signature []byte          `json:"signature"`
 }
 
 type groupAux struct {
-	PublicKey string `json:"pubKey"`
+	PublicKey string `json:"pubkey"`
 	Signature []byte `json:"signature"`
 }
 
@@ -37,7 +37,7 @@ type groupAux struct {
 type Method struct {
 	Name       string                  `json:"name"`
 	Parameters []Parameter             `json:"parameters"`
-	ReturnType smartcontract.ParamType `json:"returnType"`
+	ReturnType smartcontract.ParamType `json:"returntype"`
 }
 
 // NewParameter returns new paramter with the specified name and type.
diff --git a/pkg/wallet/account.go b/pkg/wallet/account.go
index 544e94d60..6ec829f21 100644
--- a/pkg/wallet/account.go
+++ b/pkg/wallet/account.go
@@ -44,7 +44,7 @@ type Account struct {
 	Locked bool `json:"lock"`
 
 	// Indicates whether the account is the default change account.
-	Default bool `json:"isDefault"`
+	Default bool `json:"isdefault"`
 }
 
 // Contract represents a subset of the smartcontract to embed in the
diff --git a/pkg/wallet/testdata/wallet1.json b/pkg/wallet/testdata/wallet1.json
index de29bf7c7..27a48a3ed 100644
--- a/pkg/wallet/testdata/wallet1.json
+++ b/pkg/wallet/testdata/wallet1.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     }
   ],
   "scrypt": {
diff --git a/pkg/wallet/testdata/wallet2.json b/pkg/wallet/testdata/wallet2.json
index df0fff3ec..d5030380c 100644
--- a/pkg/wallet/testdata/wallet2.json
+++ b/pkg/wallet/testdata/wallet2.json
@@ -16,7 +16,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NUVPACMnKFhpuHjsRjhUvXz1XhqfGZYVtY",
@@ -41,7 +41,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": false
+      "isdefault": false
     },
     {
       "address": "NWvKSwutC8D6VKmmPxAEgFKx2NLvFhn8q5",
@@ -58,7 +58,7 @@
         "deployed": false
       },
       "lock": false,
-      "isDefault": true
+      "isdefault": true
     }
   ],
   "scrypt": {