heterogeneous collection in a Cj document - a course evaluation

gistfile1.json

{
  "collection" : {
    "version" : "1.0",
    "href" : "/api/v1/evaluation/123",
    "links" : [
      { "href" : "/api/v1", "rel" : "home", "prompt" : "API V1" }
    ],
    
    "items" : [
      {
        "href" : "/api/v1/evaluation/123",
        "data" : [
          {"name" : "_itemType", "value" : "evaluation"},
          {"name" : "_itemId", "value" : "1"},
          {"name" : "_childItemId", "value" : "2"},
          {"name" : "_childItemId", "value" : "3"},
          {"name" : "id", "value" : "123"},
          {"name" : "deliveryMethod", "value" : "Online", "prompt": "Delivery Method"},
          {"name" : "status", "value" : "Pending", "prompt" : "Status"},
          {"name" : "startDate", "value" : "2014-12-10T14:00:00Z", "prompt" : "Start Date & Time"},
          {"name" : "endDate", "value" : "2014-12-18T06:59:59Z", "prompt" : "End Date & Time"}
        ]
      },

      {
        "data" : [
          {"name" : "_itemType", "value": "instructor"},
          {"name" : "_itemId", "value": "2"},
          {"name" : "firstName", "value": "Alastor"},
          {"name" : "lastName", "value": "Moody"}
        ]
      },

      {
        "data": [
          {"name" : "_itemType", "value" : "section"},
          {"name" : "_itemId", "value" : "3"},
          {"name" : "curriculum_abbreviation", "value" : "BIOL"},
          {"name" : "course_number", "value" : "401"},
          {"name" : "section_id", "value" : "A"},
          {"name" : "title", "value" : "Advanced Cell Biology"}
        ]
      }
    ]
  }
}