Have a look here to see if there is anything useful: REST API command/platform fails on POST to external URL (solcast)
Update: I’m looking at the SolarGIS website now https://solargis.com/
Have a look here to see if there is anything useful: REST API command/platform fails on POST to external URL (solcast)
Update: I’m looking at the SolarGIS website now https://solargis.com/