curl --location 'https://api.studiointern.de//v1/pub/summer_courses?start=&end=&with_unpublished=' \
--header 'Authorization: <api-key>'{
"message": "string",
"code": 0,
"courses": [
{
"property1": "string",
"property2": "string"
}
],
"rooms": [
{
"id": 0,
"ort": "string",
"raum": "string",
"kapazitaet": 0
}
]
}