{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118458623",
    "entityType": "User",
    "nonce": "0x09afa52e325a938f9c7f9a181cb06c91c2dc45e2cd82cbacb4d5370745d8a188",
    "signature": "0x7dcfb286711566944ade498ac26e2b15e44a2a204ffba3ea74bb6973f0f7786c491838fc5b7be98658e0201cfd8e59d0f2c8d6ac4e87e022a2b3223a8fb5dfa41c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}