[
  "r of set",
  {
    "required": 1,
    "set": [
      [
        "sig",
        {
          "pubkey": "Az+XTuDoZXP1LjmK0VY9BWd85gzpx+CCI2VZ3CLXEcjg"
        }
      ],
      [
        "sig",
        {
          "pubkey": "Agb5Tbfw4XkA2mSo4BsvG+J9oG1z5sRMYvLW9tiXHzaL"
        }
      ]
    ]
  }
]