ChannelUpdatedByUserEvent
data class ChannelUpdatedByUserEvent(val type: String, val createdAt: Date, val rawCreatedAt: String, val cid: String, val channelType: String, val channelId: String, val user: User, val message: Message?, val channel: Channel) : CidEvent, UserEvent, HasChannel
Triggered when a channel is updated by user. Could contain system message.