{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xf3b85b3fa6ae5cd1ce9a78ede6dd8e6ba03295abedc2dff351405ae886c1a124",
    "signature": "0x59c3cb2bbdd95aef43b3f3a991cdceffc1a0feec972c11c28d44b2cf8606d9337afc34b0eddddda93c0a7d78407776c6850bb7a81445cdfb14fad1573b5799041c",
    "signer": "0xc8b59C26109BC380ABC47eBad3DF1FB7d6aBf13C",
    "userId": "37821039"
  }
}