{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x6ab57bd023058e3b8119bc0e1483e00d41c497a694bf01a9d3e36f596a62edea",
    "signature": "0x74874e3eb66b364e17ef74a2cc5d11796db99cc06220a10c9d950efdff89b1f34e6ecc04eabfcbb1a209c1c6988c9ce6cd9e009f7d19c9074aaad030ac90517c1b",
    "signer": "0xb001DCb64Bf57b3EcC76C4Fe5AbfE2a8B084D6ba",
    "userId": "641557420"
  }
}