onRemovedChatBoost

inline fun Bot.onRemovedChatBoost(sequence: SubscribeSequence = NORMAL, crossinline processor: suspend (Event, removedChatBoost: ChatBoostRemoved) -> Unit)

Equivalent to the following:

// process or preProcess
bot.subscribe<ChatBoostRemoved>(sequence, REMOVED_CHAT_BOOST_NAME) { event, removedChatBoost ->
    // ...
}