Using Cj as a diff format

gistfile1.js

{
  "collection" : {
    "version" : "1.0",
    "href" : "http://example.org/cj-diff.js",
    
    "links" : [
      {"rel" : "help", "href" : "http://example.org/cj-diff.html"},
      {"rel" : "profile", "href" : "http://exmaple.org/profiles/cj-dff.alps"}
    ],
    
    "items" : [
      {
        "href" : "http://example.org/diffs/a",
        "data" : [
          {"name" : "type", "value" : "add"}
        ],
        "links" : [
          {"rel" : "related", "href" : "http://example.org/records/99"}
        ]
      },
      {
        "href" : "http://example.org/diffs/b",
        "data" : [
          {"name" : "type", "value" : "replace"}
        ],
        "links" : [
          {"rel" : "related", "href" : "http://example.org/records/6"}
        ]
      },
      {
        "href" : "http://example.org/diffs/c",
        "data" : [
          {"name" : "type", "value" : "replace"}
        ],
        "links" : [
          {"rel" : "related", "href" : "http://example.org/records/8"}
        ]
      },
      {
        "href" : "http://example.org/diffs/d",
        "data" : [
          {"name" : "type", "value" : "remove"}
        ],
        "links" : [
          {"rel" : "related", "href" : "http://example.org/records/12"}
        ]
      }
    ],
    
    "queries" : [
      {"rel" : "search", "href" : "http://example.org/cj-diffs"}
    ]
  }
}