The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
https://urldefense.com/v3/__https://www.healthpoint.co.nz/covid-19/__;!!LBk0ZmAmG_H4m2o!7lLRGP23uvMbLxND1v4id41mbe_hJbnXxOsPVBZF_7qPTQCL3d9A45ypS85N9g4zneBvvLfa$