{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7526",
    "entityType": "User",
    "nonce": "0x854f78a29a1c47e972877198856d328c078fca7f592f16a9d76f6c0232f29db9",
    "signature": "0xded25f57cea1181e2dde528ad63297b7c7c0706eb8aa9add0cb81dbf42dd90e97eeccfd778a5acbb487abd84a671529faedc272d9366a298e3c90883fc1ce63d1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}