Wifi",     "contents": [         {             "@type": "Property",             "name": "Temperature",             "schema": "double"         },         {             "@type": "Property",             "name": "Humidity",             "schema": "double"         },         {             "@type": "Property",             "name": "IsOccupied",             "schema": "boolean"         },         {             "@type": "Property",             "name": "EmployeeId",             "schema": "string"         },         {             "@type": "