| Value | Meaning |
|---|---|
| none1 << 0 | Unset value. |
| fast1 << 1 | Message should be sent faster than normal. (Twitch) |
| quiet1 << 2 | Message should be sent without echoing it to the terminal. |
| background1 << 3 | Message should be lazily sent in the background. |
| forced1 << 4 | Message should bypass some checks. |
| priority1 << 5 | Message should be given higher priority. |
| immediate1 << 6 | Message should be sent immediately. |
Properties of a Message. Describes how it should be sent.