Enumeration Members
Call
Call: 3
ChannelFollowAdd
ChannelFollowAdd: 12
ChannelIconChange
ChannelIconChange: 5
ChannelNameChange
ChannelNameChange: 4
ChannelPinnedMessage
ChannelPinnedMessage: 6
ChatInputCommand
ChatInputCommand: 20
ContextMenuCommand
ContextMenuCommand: 23
Default
Default: 0
GuildDiscoveryDisqualified
GuildDiscoveryDisqualified: 14
GuildDiscoveryGracePeriodFinalWarning
GuildDiscoveryGracePeriodFinalWarning: 17
GuildDiscoveryGracePeriodInitialWarning
GuildDiscoveryGracePeriodInitialWarning: 16
GuildDiscoveryRequalified
GuildDiscoveryRequalified: 15
GuildInviteReminder
GuildInviteReminder: 22
GuildMemberJoin
GuildMemberJoin: 7
RecipientAdd
RecipientAdd: 1
RecipientRemove
RecipientRemove: 2
Reply
Reply: 19
ThreadCreated
ThreadCreated: 18
ThreadStarterMessage
ThreadStarterMessage: 21
UserPremiumGuildSubscription
UserPremiumGuildSubscription: 8
UserPremiumGuildSubscriptionTier1
UserPremiumGuildSubscriptionTier1: 9
UserPremiumGuildSubscriptionTier2
UserPremiumGuildSubscriptionTier2: 10
UserPremiumGuildSubscriptionTier3
UserPremiumGuildSubscriptionTier3: 11
https://discord.com/developers/docs/resources/channel#message-object-message-types