# BlocklistIdentifier ## Fields | Field | Type | Required | Description | | ------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------- | | `object` | [Optional](../../models/components/BlocklistIdentifierObject.md) | :heavy_minus_sign: | String representing the object's type. Objects of the same type share the same value.
| | `id` | *Optional* | :heavy_minus_sign: | N/A | | `identifier` | *Optional* | :heavy_minus_sign: | An email address, email domain, phone number or web3 wallet.
| | `identifierType` | [Optional](../../models/components/BlocklistIdentifierIdentifierType.md) | :heavy_minus_sign: | N/A | | `instanceId` | *Optional* | :heavy_minus_sign: | N/A | | `createdAt` | *Optional* | :heavy_minus_sign: | Unix timestamp of creation
| | `updatedAt` | *Optional* | :heavy_minus_sign: | Unix timestamp of last update.
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