text_sensor:
  - platform: template
    name: "BLE ibeacon"
    id: template_text
 

esp32_ble_tracker:
  on_ble_advertise:
    - then:
      - lambda: |-
          for (auto data : x.get_manufacturer_datas()) {
            auto message = hexencode(data.data);
            ESP_LOGD("ble_adv", "manufacturer_data: %s [%d]", message.c_str(), message.size());
            if (message.size() >= 73) {
              /* ibeacon = e2c56db5-dffb-48d2-b060-d0f5a71096e0 */
              auto ibeacon = message.substr(6, 2) + message.substr(9, 2) + message.substr(12, 2) + message.substr(15, 2) +
                '-' + message.substr(18, 2) + message.substr(21, 2) +
                '-' + message.substr(24, 2) + message.substr(27, 2) +
                '-' + message.substr(30, 2) + message.substr(33, 2) +
                '-' + message.substr(36, 2) + message.substr(39, 2) + message.substr(42, 2) + message.substr(45, 2) + message.substr(48, 1);
              id(template_text).publish_state(ibeacon.c_str());
            }
 
          }

parameters to change:

• uuid: “02.15.E2.C5.6D.B5.DF.FB.48.D2.B0.60.D0.F5.A7.10.96.E0.00.01.00.02.C8 (23)”
• name: “scipio cell”

binary_sensor:
  - platform: template
    device_class: presence
    name: "scipio cell"
    id: beacon1

script:
  - id: ble_off_script
    mode: restart
    then:
      - binary_sensor.template.publish:
          id: beacon1
          state: true
      - delay: 60s
      - binary_sensor.template.publish:
          id: beacon1
          state: false


esp32_ble_tracker:
  on_ble_advertise:
    - then:
      - lambda: |-
          for (auto data : x.get_manufacturer_datas()) {
            if (strcmp(hexencode(data.data).c_str(), "02.15.E2.C5.6D.B5.DF.FB.48.D2.B0.60.D0.F5.A7.10.96.E0.00.01.00.02.C8 (23)") == 0) {
              ESP_LOGD("ble_adv", "beacon1 found");
              id(ble_off_script).execute();
            }
            else
            {
              ESP_LOGD("ble_adv", "    - %s", hexencode(data.data).c_str());
            }
          }