prepareTypedDataForSigning

The prepareTypedDataForSigning method prepares EIP-712 typed data for MPC signing.

Usage

 
const typedData: chainAdapters.evm.EVMTypedData = {
  domain: {
    name: 'My dApp',
    version: '1',
    chainId: 1,
    verifyingContract: '0x1234567890123456789012345678901234567890',
  },
  types: {
    Person: [
      { name: 'name', type: 'string' },
      { name: 'wallet', type: 'address' },
    ],
  },
  primaryType: 'Person',
  message: {
    name: 'Alice',
    wallet: '0x1234567890123456789012345678901234567890',
  },
}
 
const { hashToSign } = await evmChain.prepareTypedDataForSigning(typedData)

Parameters

Parameter	Type	Description
`typedData`	`EVMTypedData`	The EIP-712 typed data object to be signed

Returns

Property	Type	Description
`hashToSign`	`HashToSign`	The hash to be signed by the MPC network