{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162489",
    "entityType": "User",
    "nonce": "0xfdea9719c9917e1f75de2054b5fe43331999079aedf95dbbb1310398bd52c5db",
    "signature": "0x519689cb96292a4d949b61e0528c7f8dfd319fd731a5bbf2bd2c0bc5900c533a457f4edaef85b358d3f08cc60e1b75f00fb902a72b984016b6cd7a7cf435c93a1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}