# GroupSource
## Properties
Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
**r#type** | **String** | source type |
**group_id** | **String** | Group ID of the source group chat |
**user_id** | Option<**String**> | ID of the source user. Only included in message events. Only users of LINE for iOS and LINE for Android are included in userId. | [optional]
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