[
  "r of set",
  {
    "required": 1,
    "set": [
      [
        "sig",
        {
          "pubkey": "AsWz9ZNnu6AuJ75ge+luFbNOHqIUUzwBY+NXyP+E2Q33"
        }
      ],
      [
        "sig",
        {
          "pubkey": "A4kO1kPTyPpuki8DY8Vk4hQMPO+eUNGFnxj0/kf2yS4B"
        }
      ]
    ]
  }
]