{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "299265",
    "entityType": "User",
    "nonce": "0xbdc90195b58d7290c165d5b628fa5dc2bc8a17e1ef83d8c3b3f0707348215c6a",
    "signature": "0x07ffda7d3a92474318ee475c229b20da14135799b2b897aaaea275906a7db61a7ac392f5ac6cbad57c4ebec789875062c6e6c66de745e75cb49ea73301e49fff1c",
    "signer": "0xbA83b3D0645C0C99c76cB296B0BA81bD641DB81c",
    "userId": "951995708"
  }
}