[
  "r of set",
  {
    "required": 2,
    "set": [
      [
        "sig",
        {
          "pubkey": "Am/w5dR4kCRXnH2coWrTYBnugkVCdn8dLwuakF4W0sMR"
        }
      ],
      [
        "sig",
        {
          "pubkey": "AmtdoyFdez0ZeujeE9DRdb0jCQsCiT35MCVO6VB/Ww6C"
        }
      ]
    ]
  }
]