The SensorThings API server for COVID-19 Case Statistics.
Get all available Countries with COVID-19 Statistics (Things Entity)
STA Things Entity
https://covidsta.hft-stuttgart.de/server/v1.1/Things
Select where Country's name is equal to "Germany".
STA Things Entity + Filter
https://covidsta.hft-stuttgart.de/server/v1.1/Things?$filter=name eq 'Germany'
Expanding Germany Covid-19 Statistics Data
STA Things Entity + Filter + Expand Observations
https://covidsta.hft-stuttgart.de/server/v1.1/Things?$filter=name eq
'Germany'&$expand=Datastreams/Observations