# HistoryMetadataParticipant ## Properties Name | Type | Description | Notes ------------ | ------------- | ------------- | ------------- **id** | Option<**String**> | The ID of the user or system associated with a history record. | [optional] **display_name** | Option<**String**> | The display name of the user or system associated with a history record. | [optional] **display_name_key** | Option<**String**> | The key of the display name of the user or system associated with a history record. | [optional] **_type** | Option<**String**> | The type of the user or system associated with a history record. | [optional] **avatar_url** | Option<**String**> | The URL to an avatar for the user or system associated with a history record. | [optional] **url** | Option<**String**> | The URL of the user or system associated with a history record. | [optional] [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)