Enumeration members
ANON_GIFT_PAID_UPGRADE
ANON_GIFT_PAID_UPGRADE: = "anongiftpaidupgrade"
GIFT_PAID_UPGRADE
GIFT_PAID_UPGRADE: = "giftpaidupgrade"
RAID
RAID: = "raid"
RESUBSCRIPTION
RESUBSCRIPTION: = "resub"
RITUAL
RITUAL: = "ritual"
SUBSCRIPTION
SUBSCRIPTION: = "sub"
SUBSCRIPTION_GIFT
SUBSCRIPTION_GIFT: = "subgift"
SUBSCRIPTION_GIFT_COMMUNITY
SUBSCRIPTION_GIFT_COMMUNITY: = "submysterygift"
https://dev.twitch.tv/docs/irc/tags#usernotice-twitch-tags