Luftdaten Error. PM: Forbidden, Climate: Forbidden

Hi,

I recently purchased the Enviro + Air Quality kit. I am using a Raspberry Pi 3 and I purchased this Particulate Sensor on Amazon: PMS5003 from Amazon

2021-12-27 14:41:07.940 INFO     Raspberry Pi serial: ###################
2021-12-27 14:41:07.958 INFO     Wi-Fi: connected

2021-12-27 14:43:33.131 INFO     {'temperature': '23.45', 'pressure': '101102.72', 'humidity': '22.90', 'P2': '11', 'P1': '13'}
2021-12-27 14:43:34.550 WARNING  Luftdaten Error. PM: Forbidden, Climate: Forbidden
2021-12-27 14:43:34.552 WARNING  Luftdaten Response: Failed

I am not sure why this error is happening. Does anyone have an idea? Any help would be much appreciated!