{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117568",
    "entityType": "User",
    "nonce": "0x21e62f6cc1e924aab32aad0c778acab1b18e8af8a74209cb2f1b4c3ccef2cc17",
    "signature": "0xff84bb2d770726886b9aa5b5c2558072c5bdadae3d4f4f32a14920da07eb7dc70f0140ea5e2790441364306282ae3af03e1664d5ec0e47ff1541fb038be9b9d91c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}