iOS & Android API Example Address:
  1. It is recommended to use the HBuilderX tool for operations;
  2. Obtain the access_token by fetching the access token;
  3. Enter the obtained access_token into the Token field and click "Get Data";
  4. After obtaining the “bin”, Bluetooth unlocking is required, connect the Bluetooth device, and write it to the current feature value of the Bluetooth door lock.

    Bluetooth information
    Broadcast: Starting with OBT,
    Service: 'FFF0',
    Write feature value: 'FFF1',
    Read feature value: 'FFF4',