# This overrided method takes care of which entity should be used# to serialize the `issue` based on `basic` key in `opts` param.# Hence, `entity` doesn't need to be declared on the class scope.defrepresent(merge_request,opts={})entity=caseopts[:serializer]when'sidebar'IssueSidebarEntityelseIssueEntityendsuper(merge_request,opts,entity)end