[
"r of set",
{
"required": 2,
"set": [
[
"sig",
{
"pubkey": "A7pJsBnYustEaYSJUiYIwptkATbubnUMrPF8wgiwRAGy"
}
],
[
"sig",
{
"pubkey": "At2e9KtcBBVWVCwzZ5SrXU4STWHEu3TenPmNyPJNocWi"
}
],
[
"sig",
{
"pubkey": "Ah8Ua+cbPulXBNN210QyaSpuUDOw6Key0KlfTWG0wDU5"
}
]
]
}
]