{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57087",
    "entityType": "User",
    "nonce": "0xda3269dd3c53355ab30d5ecdce0dcd1ce7507f7fafcf0d578633ff47ad32b45d",
    "signature": "0x9177d3961ea676116989bf3de1240a784c6e645abafc1d344ee2f77ba3d35d70025a14b3c02eec6078b6976356f20c79957ae42c99f13a8cdd402033015825691c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}