Longest track duration

.json

{
  "took" : 7,
  "timed_out" : false,
  "_shards" : {
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    "successful" : 1,
    "failed" : 0
  },
  "hits" : {
    "total" : 8392,
    "max_score" : null,
    "hits" : [ {
      "_index" : "library",
      "_type" : "track",
      "_id" : "AVAy4e9nSEui9dB0xFPV",
      "_score" : null,
      "fields" : {
        "name" : [ "Alabama" ],
        "total_time" : [ 1430 ],
        "artist" : [ "Hans Zimmer" ],
        "album" : [ "Crimson Tide" ]
      },
      "sort" : [ 1430 ]
    } ]
  }
}