{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "808781990",
    "entityType": "User",
    "nonce": "0xedace2452f19bd0c817a189cf046d297c7aa3a9b740c5276ec7056bd7eacc8c8",
    "signature": "0xde7a268c92a224053e683d2599ddece1be281fa657b09655705c3cce481e64b754d83c6b69284277014f6d414b053548af8fd04a4845d1042135f1393caae1991c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}