{
  "b": "bv",
  "arr": [1,2,3],
  "arr2": [
    {"a":  "av", "obj": {"arr": [1,2,3], "z":  "zv"}},
    {"b":  "bv", "obj": {"arr": [2,3,1], "z":  "zv"}},
    {"c":  "cv", "obj": {"arr": [3,2,1], "z":  "zv"}}
  ]
}