{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x22bfdfb2f842493c0ea804f782cff1eee2e7e3cd164a095cd40aed6dff21eabf",
    "signature": "0x74ff6212d197ff2493f330d5c308b54ba4f2c10defb01bf2b506c95d7d31efd83449de98abdbab1af680d1a07aa9e0a489b1728d743b8b05c3431d0f75819ebc1c",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}