{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0x9b302cb52972f2378bdbabb057c75c88228d16f555fdd5de2d95bd3379325298",
    "signature": "0xbef638207d2294403cec952ead13760a7f49afb50f11291dbeacd5c3bcf15462341f3c5ae48573e42baa7a3ab93b56df1d9313cb663be8b3d2e2a64e2257953f1b",
    "signer": "0x00C2A14a2dc35492B2768b362eBc676E4B6E4979",
    "userId": "657228643"
  }
}