EIP712Signer - ZKsyncDocs

This class provides support for an EIP712 transaction. The methods of this class are mostly used internally.

`getSignInput`

Generates the EIP-712 typed data from provided transaction. Optional fields are populated by zero values.

Inputs

Parameter	Type	Description
`transaction`	`TransactionRequest`	Transaction request.

static getSignInput(transaction: TransactionRequest)

Example

const tx = EIP712Signer.getSignInput({
  type: utils.EIP712_TX_TYPE,
  to: "0xa61464658AfeAf65CccaaFD3a512b69A83B77618",
  value: BigInt(7_000_000),
  from: "0x36615Cf349d7F6344891B1e7CA7C72883F5dc049",
  nonce: 0,
  chainId: BigInt(270),
  gasPrice: BigInt(250_000_000),
  gasLimit: BigInt(21_000),
  customData: {},
});

`sign`

Signs an Ethereum transaction using EIP-712.

Inputs

Parameter	Type	Description
`transaction`	`TransactionRequest`	Transaction request.

async sign(transaction: TransactionRequest): Promise<Signature>

`getSignedDigest`

Generates the signed digest of an Ethereum transaction using EIP-712.

Inputs

Parameter	Type	Description
`transaction`	`TransactionRequest`	Transaction request.

static getSignedDigest(transaction: TransactionRequest): ethers.BytesLike

`getDomain`

Returns the EIP712 domain.

async getDomain(): Promise<ethers.TypedDataDomain>

L1Signer

L1Signer object for ZKsync-related operations on Layer 1.

SmartAccount

Managing and signing transactions with a SmartAccount in ZKsync.