# CustomAppDataSupporting

    protocol CustomAppDataSupporting

Indicates an object supports custom app data.
- `


  ### [customAppData](https://developers.home.google.com/reference/swift/GoogleHomeSDK/Protocols/CustomAppDataSupporting#/s:13GoogleHomeSDK23CustomAppDataSupportingP06customeF0AA0deF0Vvp)


  ` The custom app data for the object.

  #### Declaration

  Swift

      var customAppData: https://developers.home.google.com/reference/swift/GoogleHomeSDK/Structs/CustomAppData.html { get async throws }