First name of the user; 1-64 characters.
Last name of the user; 0-64 characters.
Note to add about the user; 0-getOption("user_note_text_length_max") characters. Only Bold, Italic, Underline, Strikethrough, Spoiler, and CustomEmoji entities are allowed; pass null to keep the current user's note.
Phone number of the user.
Describes a contact to import.