Solana Instructions & Signatures

Helper components for constructing program instructions and assembling signature pairs for use with BUILD_SOLANA_TRANSACTION and SIGN_SOLANA_TRANSACTION.

---

BUILD_SOLANA_INSTRUCTION

BUILD_SOLANA_INSTRUCTION Component

Builds a Solana transaction instruction from a program ID, account metas, and hex-encoded data. The output instruction can be passed into BUILD_SOLANA_TRANSACTION's instructions array.

Config

None.

Inputs

Field	Type	Description
programId	string (base58)	Program to invoke
keys	AccountMeta[] | null	Account metas required by the instruction
data	string | null (hex)	Hex-encoded instruction data. null if no data

Outputs

Field	Type	Description
instruction	Instruction	Instruction object for BUILD_SOLANA_TRANSACTION

AccountMeta type

{
  pubkey: string;      // base58
  isSigner: boolean;
  isWritable: boolean;
}

---

BUILD_SOLANA_ACCOUNT_META_ITEM

BUILD_SOLANA_ACCOUNT_META_ITEM Component

Wraps a public key, isSigner, and isWritable into an AccountMeta object for use in program instructions.

Config

None.

Inputs

Field	Type	Description
pubkey	string (base58)	Account public key
isSigner	boolean	Whether this account must sign the transaction
isWritable	boolean	Whether this account will be written to

Outputs

Field	Type	Description
item	AccountMeta	AccountMeta object

---

BUILD_SOLANA_SIGNATURE_PAIR_ITEM

BUILD_SOLANA_SIGNATURE_PAIR_ITEM Component

Wraps a public key and signature into a SignaturePair object for use with SIGN_SOLANA_TRANSACTION.

Config

None.

Inputs

Field	Type	Description
publicKey	string (base58)	Signer public key
signature	string (hex)	Ed25519 signature — 64 bytes (128 hex chars). Optional 0x prefix

Outputs

Field	Type	Description
item	SignaturePair	Signature pair to pass into SIGN_SOLANA_TRANSACTION's signatures array