diff --git a/netmap/types.proto b/netmap/types.proto
index ccfe546..d15342b 100644
--- a/netmap/types.proto
+++ b/netmap/types.proto
@@ -56,39 +56,39 @@ message Filter {
   // application to the whole unfiltered NetworkMap. At top level it's used as a
   // filter name. At lower levels it's considered to be a reference to another
   // named filter
-  string name = 1;
+  string name = 1 [json_name = "name"];
 
   // Key to filter
-  string key = 2;
+  string key = 2 [json_name = "key"];
 
   // Filtering operation
-  Operation op = 3;
+  Operation op = 3 [json_name = "op"];
 
   // Value to match
-  string value = 4;
+  string value = 4 [json_name = "value"];
 
   // List of inner filters. Top level operation will be applied to the whole
   // list.
-  repeated Filter filters = 5;
+  repeated Filter filters = 5 [json_name = "filters"];
 }
 
 // Selector chooses a number of nodes from the bucket taking the nearest nodes
 // to the provided `ContainerID` by hash distance.
 message Selector {
   // Selector name to reference in object placement section
-  string name = 1;
+  string name = 1 [json_name = "name"];
 
   // How many nodes to select from the bucket
-  uint32 count = 2;
+  uint32 count = 2 [json_name = "count"];
 
   // Selector modifier showing how to form a bucket
-  Clause clause = 3;
+  Clause clause = 3 [json_name = "clause"];
 
   // Attribute bucket to select from
-  string attribute = 4;
+  string attribute = 4 [json_name = "attribute"];
 
   // Filter reference to select from
-  string filter = 5;
+  string filter = 5 [json_name = "filter"];
 }
 
 // Number of object replicas in a set of nodes from the defined selector. If no
@@ -96,10 +96,10 @@ message Selector {
 // default.
 message Replica {
   // How many object replicas to put
-  uint32 count = 1;
+  uint32 count = 1 [json_name = "count"];
 
   // Named selector bucket to put replicas
-  string selector = 2;
+  string selector = 2 [json_name = "selector"];
 }
 
 // Set of rules to select a subset of nodes from `NetworkMap` able to store
@@ -108,26 +108,26 @@ message Replica {
 message PlacementPolicy {
   // Rules to set number of object replicas and place each one into a named
   // bucket
-  repeated Replica replicas = 1;
+  repeated Replica replicas = 1 [json_name = "replicas"];
 
   // Container backup factor controls how deep NeoFS will search for nodes
   // alternatives to include into container's nodes subset
-  uint32 container_backup_factor = 2;
+  uint32 container_backup_factor = 2 [json_name = "containerBackupFactor"];
 
   // Set of Selectors to form the container's nodes subset
-  repeated Selector selectors = 3;
+  repeated Selector selectors = 3 [json_name = "selectors"];
 
   // List of named filters to reference in selectors
-  repeated Filter filters = 4;
+  repeated Filter filters = 4 [json_name = "filters"];
 }
 
 // NeoFS node description
 message NodeInfo {
   // Public key of the NeoFS node in a binary format.
-  bytes public_key = 1;
+  bytes public_key = 1 [json_name = "publicKey"];
 
   // Ways to connect to a node
-  string address = 2;
+  string address = 2 [json_name = "address"];
 
   // Administrator-defined Attributes of the NeoFS Storage Node.
   //
@@ -167,17 +167,17 @@ message NodeInfo {
   // corresponding section in NeoFS Technical specification.
   message Attribute {
     // Key of the node attribute.
-    string key = 1;
+    string key = 1 [json_name = "key"];
 
     // Value of the node attribute.
-    string value = 2;
+    string value = 2 [json_name = "value"];
 
     // Parent keys, if any. For example for `City` it could be `Region` and
     // `Country`.
-    repeated string parents = 3;
+    repeated string parents = 3 [json_name = "parents"];
   }
   // Carries list of the NeoFS node attributes in a string key-value format.
-  repeated Attribute attributes = 3;
+  repeated Attribute attributes = 3 [json_name = "attributes"];
 
   // Represents the enumeration of various states of the NeoFS node.
   enum State {
@@ -192,5 +192,5 @@ message NodeInfo {
   }
 
   // Carries state of the NeoFS node.
-  State state = 4;
+  State state = 4 [json_name = "state"];
 }