callback({
  "database_resource_url": "http://wedata.net/databases/Lookup",
  "created_at": "2010-09-23T02:33:23+09:00",
  "name": "Google 検索",
  "data": {
    "description": "Google ウェブ検索",
    "type": "search",
    "res-lang": "ja",
    "space": "+",
    "content-xpath": "id('res')",
    "src-lang": "ja en",
    "url": "http://www.google.co.jp/search?hl=ja&q=%s"
  },
  "updated_at": "2011-01-28T00:31:12+09:00",
  "created_by": "jimo1001",
  "resource_url": "http://wedata.net/items/36935?rev=52783"
})