Get next object in an array by property value

HTML

<textarea id="result"></textarea>

CSS

textarea {
  width:300px;
  height:300px;
}

JavaScript

$(function() {
  var SelectedUsers = [
    {
      "conflicts": [
        [
          {
            "topic": null,
            "seqNum": 1,
            "tagItems": "",
            "desired": null,
            "isAction": 0,
            "actionStatus": "null",
            "participants": "null",
            "prior": 1,
            "isKey": 0,
            "tx": 1,
            "modification": "UPDATE",
            "createdBy": 374,
            "eventId": 2358,
            "eventNote": "fgdddgdfhdfhfd xfhfhf dfhfhfh fhfhf",
            "isProf": 0,
            "lastUpdatedBy": 374,
            "current": null,
            "actualclosedDate": null,
            "lastUpdatedDate": "2015-10-07 10:48:16",
            "createdDate": "2015-10-06 17:58:12",
            "dueDate": "null",
            "responsibility": null
          },
          {
            "topic": null,
            "seqNum": 1,
            "tagItems": "",
            "desired": null,
            "isAction": 0,
            "actionStatus": "null",
            "participants": "null",
            "prior": 1,
            "isKey": 0,
            "tx": 0,
            "eventId": 2358,
            "createdBy": 65,
            "eventNote": "hello",
            "isProf": 0,
            "lastUpdatedBy": 374,
            "current": null,
            "actualclosedDate": null,
            "lastUpdatedDate": "2015-10-07 10:58:16",
            "createdDate": "2015-10-06 17:58:12",
            "dueDate": null,
            "responsibility": null
          },
          "notes"
        ]
      ],
      "eventId": 2358,
      "eventName": "Ashba ahb h a ds"
    }
  ]
  ;
  
  var CurrentUser = SelectedUsers[0];
  //var NextUser = //?
  //var PreviousUser = //?
  
  $("textarea")
    .html(JSON.stringify(SelectedUsers[0].conflicts[0])
    .replace(/\,/g,",\r\n"));
});