{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "226660833",
    "entityType": "User",
    "nonce": "0x360d40c26e7f0ada8b8df396183a859d331cd8f525a4d4ab9f755c92b04bf880",
    "signature": "0xf0936b44666a2a738672ae9e201816070dd2f8df61895c21b1fe8c494ffcc0a73ccadb62a33aaafda38e6ac33e29269f086e7d69bc2f8fd24ed23ddc7df3e9691c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}