# AttributeMapping ## Fields | Field | Type | Required | Description | | ---------------------------- | ---------------------------- | ---------------------------- | ---------------------------- | | `userId` | *Optional* | :heavy_minus_sign: | N/A | | `emailAddress` | *Optional* | :heavy_minus_sign: | N/A | | `firstName` | *Optional* | :heavy_minus_sign: | N/A | | `lastName` | *Optional* | :heavy_minus_sign: | N/A |