{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1966617",
    "entityType": "User",
    "nonce": "0x928617827c5a12e6af72e1d30ae89a1dfe0f6d0ce8ce00044e4d2999ba1ae184",
    "signature": "0xe70dc64084efba138a18cd16bf3496676d20f2770217c1f052d923a6efd14a2525c880ff44759b1d2fedadaf5652677bbf381ccdcb81c560a6111e710e099c9e1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}