package context import ( "encoding/hex" "github.com/nspcc-dev/neo-go/pkg/crypto/keys" "github.com/nspcc-dev/neo-go/pkg/smartcontract" ) // Item represents a transaction context item. type Item struct { Script []byte `json:"script"` Parameters []smartcontract.Parameter `json:"parameters"` Signatures map[string][]byte `json:"signatures"` } // GetSignature returns signature for pub if present. func (it *Item) GetSignature(pub *keys.PublicKey) []byte { return it.Signatures[hex.EncodeToString(pub.Bytes())] } // AddSignature adds a signature for pub. func (it *Item) AddSignature(pub *keys.PublicKey, sig []byte) { pubHex := hex.EncodeToString(pub.Bytes()) it.Signatures[pubHex] = sig }