code: function findUnorderedProperty(arr) {
    for (let i = 0; i < arr.length - 1; i++) {
      if (arr[i].order > arr[i + 1].order) {
        return arr[i];
      }
    }
  
    return null;
  }
docs: Find property that is in wrong order
  
  @param  {Object[]} arr Properties with their order value
  @return {Object}       Unordered property or null