Weight of the user at some moment of time.
User's weight in kilograms.
Unique identifier of entity. It is
null until synchronization with the server.
true if this entity has been deleted and
Timestamp in milliseconds of last changes of this entity on the server.
Time when data was measured as UNIX timestamp.
Check is object an empty (false) weight.
true if weights are the same (i.e. have the same measurement time, weight and source) and