{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176185",
    "entityType": "User",
    "nonce": "0xed07f40c89710662b285ad817735cdfc14a196f96d30384565722d32ec51e1db",
    "signature": "0x720b613d8a894249fc456c51fac6c5a176b26353e539d6f78e22cab5cf99c0c5187aa456d2ac0a2acf650c5570c2e3238e7494df425792b828bd49ed01cd0a4b1b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}