def message_type_1
      { activity_today:  binary_sensor_data[3..9].to_i(2),
        activity_yesterday: binary_sensor_data[10..16].to_i(2),
        activity_3_days_ago: binary_sensor_data[17..23].to_i(2)
      }
    end
def message_type_1
      { activity_today:  binary_sensor_data[3..9].to_i(2),
        activity_yesterday: binary_sensor_data[10..16].to_i(2),
        activity_3_days_ago: binary_sensor_data[17..23].to_i(2)
      }
    end
Message Type 1 (activity)
 * [03..09] = activity_today (from 00:00 UTC)
 * [10..16] = activity_yesterday
 * [17..23] = activity_3_days_ago