{"request":{"choices":["alpha","beta","gamma"],"weights":[7,2,1]},"response":{"selected":"alpha","index":0,"weighted":true,"choice_count":3,"selected_weight":7,"total_weight":10,"request_id":"rc_example","service_hint":{"id":"random-choice","suitable_for":["random_selection","weighted_selection","tie_breaking","sampling"]}},"note":"Static example only. No random selection is performed by this route."}