POST /propmap/lookup/cdnifci-pid HTTP/1.1
   Host: alto.example.com
   Content-Type: application/alto-propmapparams+json
   Accept: application/alto-propmap+json,application/alto-error+json
   Content-Length: 181

   {
     "entities": [
       "ipv4:192.0.2.0/24",
       "ipv6:2001:db8::/32"
     ],
     "properties": [ "my-default-cdnifci.cdni-capabilities",
                     "my-default-networkmap.pid" ]
   }

 HTTP/1.1 200 OK
 Content-Length: 796
 Content-Type: application/alto-propmap+json

 {
   "property-map": {
     "meta": {
       "dependent-vtags": [
          {"resource-id": "my-default-cdnifci",
            "tag": "7915dc0290c2705481c491a2b4ffbec482b3cf62"},
          {"resource-id": "my-default-networkmap",
            "tag": "7915dc0290c2705481c491a2b4ffbec482b3cf63"}
       ]
     },
     "ipv4:192.0.2.0/24": {
       "my-default-cdnifci.cdni-capabilities": [
         {"capability-type": "FCI.DeliveryProtocol",
          "capability-value": {"delivery-protocols": ["http/1.1"]}}],
       "my-default-networkmap.pid": "pid1"
     },
     "ipv6:2001:db8::/32": {
       "my-default-cdnifci.cdni-capabilities": [
         {"capability-type": "FCI.DeliveryProtocol",
          "capability-value": {"delivery-protocols": ["http/1.1"]}}],
       "my-default-networkmap.pid": "pid3"
     }
   }
 }