### GET product data for myep
GET https://ep-reisen.ddev.site/api/product
    ?product=SSTMR
    &hotel=SSTGR
    &key=abcabc123

### GET hotel data for myep
GET https://ep-reisen.ddev.site/api/hotel
    ?hotel=SSTGR
    &key=abcabc123

###