Check API availability
head/
Returns whether the model repository service is available.
1{2 "version": 1,3 "links": [4 {5 "method": "string",6 "rel": "string",7 "uri": "string",8 "href": "string",9 "title": "string",10 "type": "string",11 "itemType": "string",12 "responseType": "string",13 "responseItemType": "string"14 }15 ]16}