An array of ids for records that have been created since the old state.
An array of ids for records that have been destroyed since the old state.
If true, the client may call Foo/changes again with the newState returned to get further updates. If false, newState is the current server state.
This is the state the client will be in after applying the set of changes to the old state.
This is the sinceState argument echoed back; it’s the state from which the server is returning changes.
An array of ids for records that have been updated since the old state.
The id of the account used for the call.