RTMMessage (slack-api-client 1.3.0 API)

All Known Implementing Classes:

Message, PingMessage, PresenceQuery, PresenceSub, Typing
```
public interface RTMMessage
```

- Method Summary
  
  All Methods Instance Methods Default Methods
  Modifier and Type Method Description
  
  default String toJSONString()

- Method Detail
  - toJSONString
```
default String toJSONString()
```