{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x70e05034f1daeb8d998b3a598c6e79c04548871794824321dcf208f291061f97",
    "signature": "0x5ec2b9be237c21ae6c207199caa977d9ff2769808daa75697f52e41fc3389740561f489b5bdb88d2815e93c1bd2a0ce41804b9b8edb415cd6bb1326ec7597f3e1c",
    "signer": "0x85c38463b4Fb936eC315485c2360b60B2012Cbe1",
    "userId": "581465865"
  }
}