[
  "r of set",
  {
    "required": 2,
    "set": [
      [
        "sig",
        {
          "pubkey": "AmZEye/u45Em4GCqio7CjzH22OhdAZ/HI7QMpobJQJNC"
        }
      ],
      [
        "sig",
        {
          "pubkey": "AxFsuT6EDLKCPuxwQHeOhIzQgTy1x0/2OmOUWcBKacWA"
        }
      ]
    ]
  }
]