{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86866",
    "entityType": "User",
    "nonce": "0xcb81876163fd3bc547d96db5498758616cfa23cd83c5e43efb6f705250b01446",
    "signature": "0x41a47383874119027360b9b417920bce8b6e0dbe62a655bf54f281dd83ab40c864204cb55eaadad87e5d6ee9669a599765ea186be1c775b0eb314ec29982c1701b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}