{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39268",
    "entityType": "User",
    "nonce": "0x783a70f48a7f903a833eb16576132e8043e966f61fd39ae51ac956255779454d",
    "signature": "0x5f1314489f52c583cc1397fb2351e0d7c5046403d8286b3aff3c58be98ce907862f9b48c7de5aca2999d8c25e241c5ef03d2377bcc0d15c356efbea2f692ee721c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}