Unique identifier of business connection on behalf of which the message was sent.
The chat the message belongs to.
The new checklist. If some tasks were completed, this information will be kept.
Identifier of the message.
The new message reply markup; pass null if none.
Edits the content of a checklist in a message sent on behalf of a business account; for bots only. Request type for Tdjson#editBusinessMessageChecklist.