treeherder/tests/sample_data/builds-pending.json

{
    "pending":{
        "test_treeherder": {
            "4b40022e5c4c": [
                {"submitted_at": 1369304814, "id": 24575179, "buildername": "WINNT 6.2 try debug test mochitest-4"}
            ]
        }
    }
}