code: func (buttons *InlineButtons) PrependWithState(state int, data string, text string) {
  	if len(data) > 64 {
  		log.WithField("text", text).Errorf("InlineButton data '%s' extends 64 bytes limit", data)
  	}
  	if state > 9 || state < 0 {
  		log.WithField("data", data).WithField("text", text).Errorf("PrependWithState – state must be [0-9], %d received", state)
  	}
  	*buttons = append([]InlineButton{{Data: data, Text: text, State: state}}, *buttons...)
  }
docs: // PrependWithState add the InlineButton with state to the begin of InlineButtons(row)
  // Useful for checkbox or to revert the action