[
"r of set",
{
"required": 2,
"set": [
[
"sig",
{
"pubkey": "ArI52GG+v76skj519uUhAq9v2vild098s2d6suZ3G9Yd"
}
],
[
"sig",
{
"pubkey": "A0HbuzPpsTult5KQZWnV5PK1EJwNHanzXyL8IkEy2rqd"
}
],
[
"sig",
{
"pubkey": "AofS7iuD5RUEiBx+UbkM4cXopCUJfETp+8Bltj7cSfkv"
}
]
]
}
]