{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "937107046",
    "entityType": "User",
    "nonce": "0x101eabf8bb79f51877e8e4cc8628845b48c29581b9ca576e6e6c03cd460a5c72",
    "signature": "0xab446ce5d6feeabc78be141fdc74e58dbb375ee8e3e7aace8a8568b2b5a5632e0a280fe5de9ed1535503a45ac6856de3bb8b580fbba68eb905562939a54cd7b01b",
    "signer": "0x6b89eeF406A3D10E08768E85967dB17cf7EaCd03",
    "userId": "125044"
  }
}