async function unsubscribeDevice(peripheral, serviceUuid, characteristicUuid) {
  const characteristic = await this.getCharacteristic(peripheral, serviceUuid, characteristicUuid);
  return unsubscribe(characteristic);
}
@description Unsubscribes to peripheral characteristic.
@param {object} peripheral - Connected Noble peripheral.
@param {string} serviceUuid - Service UUID.
@param {string} characteristicUuid - Characteristic UUID.
@returns {Promise<object>} Unscription status.
@example
await subscribeDevice({ uuid: 'peripheral' }, 'service1', 'char1')