The content of the item.
Optionalhas_True, if the item has a checkbox.
Optionalis_True, if the item has a checked checkbox.
Label of the item.
OptionaltypeFor ordered lists, the type of the item label ('a', 'A', 'i', 'I', '1').
OptionalvalueFor ordered lists, the numeric value of the item label.
An item of a list.
See
Telegram Bot API: RichBlockListItem