{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58981",
    "entityType": "User",
    "nonce": "0x600a86fc206c9abf0f16403d453f19e7e85e8f3bb6be36eed8c73b8250314a4b",
    "signature": "0x2d24f404fbf846b98ec46fbbefd274e4ae30055c0f1d5fddff295aab14340ec5201c73e8ae323be3081a05490c20d2d7e613d90bf3c99dcf302d080f7361e49a1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}