Ephemeral
constructor(chatIdWithReceiverUserAndEphemeralMessageId: Triple<RawChatId, UserId, EphemeralMessageId?>)(source)
constructor(chatId: RawChatId, receiverUser: UserId, ephemeralMessageId: EphemeralMessageId? = null)(source)
Creates an identifier from separate chat, receiver, and optional ephemeral-message identifiers.