{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xc388360611fad2645614a13885cddcf32ff9d260f305e3099a9e5c613d0f2332",
    "signature": "0x0bd120515838bd0d614a97f6f54b56df17a079dba31e3f5ea2a1a13eefcb3dbb7d0cd67a0959cc788cb74ca2f7707af72888a2e4a1fb0283b9a1dbaf999fd8401c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}