Reference for https://api.erg.ic.ac.uk/AirQuality/Information/Documentation/pdf

This returns a pdf of the current API documentation.

Url: https://api.erg.ic.ac.uk/AirQuality/Information/Documentation/pdf

HTTP Method: GET

Message direction	Format	Body
Request	N/A	The Request body is empty.
Response	Unknown	The Response body is a byte stream.