array(8) {
  ["version"]=>
  int(2)
  ["device_id"]=>
  int(811)
  ["pressure_value"]=>
  float(0.0125732421875)
  ["pressure_unit"]=>
  string(3) "bar"
  ["temperature_value"]=>
  float(23.50390625)
  ["temperature_unit"]=>
  string(3) "°C"
  ["battery_voltage_value"]=>
  float(3.115)
  ["battery_voltage_unit"]=>
  string(1) "V"
}
array(4) {
  ["version"]=>
  int(2)
  ["device_id"]=>
  int(811)
  ["battery_voltage_value"]=>
  float(3.115)
  ["battery_voltage_unit"]=>
  string(1) "V"
}