signTransactionWithEncryptedKey

Function

signTransactionWithEncryptedKey(params)

Signs an EVM or Solana transaction with a stored wrapped key. Optionally broadcasts when the Lit Action supports it.

Parameters

params.pkpSessionSigs · SessionSigsMap · required

params.litClient · LitClient · required

params.network · 'evm' | 'solana' · required

params.id · string · required

params.unsignedTransaction · object · required

Serialized transaction payload. For Solana include chain/serializedTransaction; for EVM include chain, chainId, and toAddress/value.

params.broadcast · boolean

When true, the Lit Action attempts to submit the signed transaction to the configured RPC endpoint and returns the transaction hash.

params.versionedTransaction · boolean

Set to true when providing a Solana versioned transaction payload.

params.userMaxPrice · bigint

Optional price ceiling for the Lit Action.

Returns

result · string

Signed transaction (or hash when broadcasting is enabled).

Example

const signedTx = await wrappedKeysApi.signTransactionWithEncryptedKey({
  pkpSessionSigs,
  litClient,
  network: 'evm',
  id,
  unsignedTransaction: {
    chain: 'yellowstone',
    chainId: 1337,
    toAddress: ZERO_ADDRESS,
    value: '0',
  },
  broadcast: false,
});