Auto moderation action
A call message
Channel follow add
Channel icon change notification
Channel name change notification
A pinned message notification
A chat input command (API v8 and above)
Context menu command
Default message
Guild application premium subscription
Guild boost notification
Guild boost tier 1 achieved
Guild boost tier 2 achieved
Guild boost tier 3 achieved
Guild discovery disqualified
Final warning for guild discovery grace period
Initial warning for guild discovery grace period
Guild discovery requalified
Incident alert mode disabled
Incident alert mode enabled
Incident report marked as a false alarm
Incident report for a raid
Guild invite reminder
Interaction premium upsell
Poll result
Purchase notification
A user was added to the recipient list
A user was removed from the recipient list
A reply to a message (API v8 and above)
Role subscription purchase
Stage event end
Stage speaker event
Stage event start
Stage topic change
A thread was created
Thread starter message (API v9 and above)
A user joined notification
Enum representing message types with their corresponding numeric values. Describes different types of messages, their availability across API versions, and deletable status.