Dispatch [Receive] An event was dispatched.

Heartbeat [Send/Receive] Fired periodically by the client to keep the connection alive.

HeartbeatAck [Receive] Sent in response to receiving a heartbeat to acknowledge that it has been received.

Hello [Receive] Sent immediately after connecting, contains the heartbeat_interval to use.

Identify [Send] Starts a new session during the initial handshake.

InvalidSession [Receive] The session has been invalidated.

PresenceUpdate [Send] Update the client's presence.

Reconnect [Receive] You should attempt to reconnect and resume immediately.

RequestGuildMembers [Send] Request information about offline guild members in a large guild.

ResumeSend [Send] Resume a previous session that was disconnected.

VoiceStateUpdate [Send] Used to join/leave or move between voice channels.