{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83331354",
    "entityType": "User",
    "nonce": "0x235c7adbf559de1d8a2c78420051d7764d96fbb888c101231d140bee66c62e2c",
    "signature": "0xfcde6095cb4ebef4bfa16060d2c7888bd4b97e72f24310cbdea764b79997cdbb0711e7c906fab45a1bb9f50a333529360fb272af08f63d5f731fbf01b275687c1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}