class Telbe::InlineKeyboardButton
text String Label text on the button url String Optional. HTTP or tg:// url to be opened when button is pressed callback_data String Optional. Data to be sent in a callback query to the bot when button is pressed, 1-64 bytes switch_inline_query String Optional. If set, pressing the button will prompt the user to select one of their chats, open that chat and insert the bot‘s username and the specified inline query in the input field. Can be empty, in which case just the bot’s username will be inserted. switch_inline_query_current_chat String Optional. If set, pressing the button will insert the bot‘s username and the specified inline query in the current chat's input field. Can be empty, in which case only the bot’s username will be inserted. callback_game CallbackGame Optional. Description of the game that will be launched when the user presses the button. pay Boolean Optional. Specify True, to send a Pay button.