{ "type" : "object", "$schema" : "http://json-schema.org/draft-06/schema", "title" : "Lobby protocol: joinGameRoom", "description" : "Sent by client when player attempts to join a game room", "required" : [ "type", "gameRoomID" ], "additionalProperties" : false, "properties" : { "type" : { "type" : "string", "const" : "joinGameRoom" }, "gameRoomID" : { "type" : "string", "description" : "ID of game room to join" } } }