Slot Instance
GET /api/2/slots/700?format=api
http://co.radiocorax.de/api/2/programmes/corax-morgenmusik?format=api", "name": "CORAX Morgenmusik (1:00:00)", "runtime": "01:00:00", "url": "http://co.radiocorax.de/api/2/slots/700?format=api" }{ "programme": "