{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "289117",
    "entityType": "User",
    "nonce": "0x07102b953c93bcc4cd0b6ca3b0bbf8491ae2cead81fe46e91696a7b1caaed95e",
    "signature": "0xf38482cf520f68038f9a345777981a72dbb205bcd4ba3d0a424b87bbedf1373e790a9c0d8afa8fd7ee9fb17c16869a111893b81e1b68fd1c20eb9b587de685181c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}