{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1946151",
    "entityType": "User",
    "nonce": "0x6353cf09eb425b14f44996730b74ad5301ed6beca003ad1b77a2998ef273f94f",
    "signature": "0xc0234241796c5657692e6eb4a39b101c9a040a136d861394704d5a543f6fb6f3614d2caa78189b6f900bba7bd8b871960ab784551b4fe5b06db62357711217691b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}