t() :: %ExGram.Model.InlineKeyboardButton{
  callback_data: String.t(),
  callback_game: ExGram.Model.CallbackGame.t(),
  login_url: ExGram.Model.LoginUrl.t(),
  pay: boolean(),
  switch_inline_query: String.t(),
  switch_inline_query_current_chat: String.t(),
  text: String.t(),
  url: String.t()
}