[
  "r of set",
  {
    "required": 1,
    "set": [
      [
        "sig",
        {
          "pubkey": "Ay3yGSWM/8qXi6WdELX8sJPOe5y9Cg0nNx7ipyqNbZGt"
        }
      ],
      [
        "sig",
        {
          "pubkey": "A2wUikiKrd2y8C/XTvkYce+fMGLOocOoSIoJFsHWP/PO"
        }
      ]
    ]
  }
]