The response for Firestore.Write.

Attributes

• commitTime (String.t): The time at which the commit occurred. Defaults to: null.
• streamId (String.t): The ID of the stream. Only set on the first message, when a new stream was created. Defaults to: null.
• streamToken (binary()): A token that represents the position of this response in the stream. This can be used by a client to resume the stream at this point. This field is always set. Defaults to: null.
• writeResults ([WriteResult]): The result of applying the writes. This i-th write result corresponds to the i-th write in the request. Defaults to: null.