Type: Update
Possible values (constructors):
updateChannelReadMessagesContents
updateChannelAvailableMessages
updateReadChannelDiscussionInbox
updateReadChannelDiscussionOutbox
updateReadFeaturedEmojiStickers
updateChannelReadMessagesContents
updateChannelAvailableMessages
updateReadChannelDiscussionInbox
updateReadChannelDiscussionOutbox
updateReadFeaturedEmojiStickers