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JavaScript

var json = {
  "name": "test",
  "count": 5,
  "frequency": "Manual Crawl",
  "version": 1,
  "newdata": true,
  "lastrunstatus": "success",
  "thisversionstatus": "success",
  "thisversionrun": "Wed Jun 24 2015 16:25:51 GMT+0000 (UTC)",
  "results": {
    "collection1": [
        
      {
        "property1": "",
        "property2": "DIA DA TERRA",
        "index": 1,
        "url": "http://site.com.br"
      },
      {
        "property1": "",
        "property2": "DIA DA TERRA 2",
        "index": 1,
        "url": "http://site.com.br"
      }
    ]
    
  }
}

alert(json.results.collection1[0].property2);
alert(json.results.collection1[1].property2);