{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9245",
    "entityType": "User",
    "nonce": "0x5cad7ed47113b27d25307c9fa0beeacfc4d989a7fa0e82996486d28cee0905ed",
    "signature": "0x5e16e79858355e92334171e07980286538772d9aa51263be1f9aaf2241b4309426395dfbcc97a8efcfa413b462213978ef7f806b842fc4e45ff10cac00fb90be1c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}