docs: function seekArray(data, pathArr, result, key) {
      var subpath = pathArr[1];
      var path = pathArr[0];
      var seek = jsonPath.eval(data, path) || [];
  
      if (seek.length && subpath) {
        result = result[key] = [];
  
        seek[0].forEach(function(item, index) {
          walk(item, subpath, result, index);
        });
      } else {
        result[key] = seek;
      }
    }