{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62942053",
    "entityType": "User",
    "nonce": "0xf917656a5362e7b261f1ca1aa0885ee64ee2db0fe75528f995865b0d73f78064",
    "signature": "0x35b0bf6be0adb4bb3e854adb0f8efa1e2a27b457df3268af60e5f34067eb75577d670472d81d1a48a8d6b8dfdd8da2640c2408f7a6031f5063e1f78336018c7c1b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}