Period after which the message will be sent again; in seconds; 0 if never; for Telegram Premium users only; may be non-zero only in sendMessage and forwardMessages with one message requests; must be one of 0, 86400, 7 * 86400, 14 * 86400, 30 * 86400, 91 * 86400, 182 * 86400, 365 * 86400, or additionally 60, or 300 in the Test DC.
Point in time (Unix timestamp) when the message will be sent. The date must be within 367 days in the future.
Contains information about the time when a scheduled message will be sent. Subtype of MessageSchedulingState.