anchor.diff:  		{modelDef, ModelDef},
   		{state, EntState}
   	],
  -	{Response, Entity};
  +	{Response, undefined, Entity};
   
   client_request(Entity, Channel, RequestType, _RequestID, Request) ->
   	?debug("~p received unhandled request ~p on channel ~p! (full request: ~p)",
  
positive.code: 	?debug("~p received unhandled entity event from ~p! (full event: ~p)",
  		[Entity#entity.id, From, Event]),
  
  	{noreply, Entity}.
  
  %% --------------------------------------------------------------------------------------------------------------------
  %% Helpers
  
negative.code: 	?debug("~p received unhandled event ~p on channel ~p! (full event: ~p)",
  		[Entity#entity.id, EventType, Channel, Event]),
  
  	{undefined, Entity}.
  
  %% --------------------------------------------------------------------------------------------------------------------
  
  