{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363104",
    "entityType": "User",
    "nonce": "0x59139e5f89c1ed4fc1e3cb752655748362acf1991f6e296ce5d8799af7624013",
    "signature": "0x67fa523306839ce82da61c41a69608685f40ee403737d9d62c4a49a5027e176f63acf99309476c513b5d61ad901556642823dd7c0440040391b35b2da95a3bfe1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}