parsers library Null safety
Functions
- 
  parseCommand(String data) → Future< Command> 
- 
  parseCommandData(String data) → Command 
- 
  parseMessage(Command? data) → Future< BaseMessage?> 
- 
  parseMessageData(Map< String, dynamic> data) → Future<BaseMessage?> 
- 
  parseMessageFromCommand(Command? command) → BaseMessage? 
- 
  parseMessageFromData(Map< String, dynamic> data) → BaseMessage?