{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "917996003",
    "entityType": "User",
    "nonce": "0x606c61eed36d6893c2980419e10839024839a6b2340ad60a3fc66ebbd4bf163f",
    "signature": "0x767b2785ffccee78be06e6853d095735c9c608fac32c555a86f83af3a7fd0f55490ff8aec7dc06060a864e57e568db5827a68268183f2f6e16073e69e0a7122a1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}