{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "6456",
    "entityType": "User",
    "nonce": "0x4e8796387f210e0949bab49f790be9bede4bb575ea77496df802030c8028ddc2",
    "signature": "0xd8ae554939993d8a9a7374e33d3b9e980806fc87cf82a11333f7b5ee2386ebae3d996a58d6c0fb1f7158ac4b7df75480a37d30ee494f78657b6abb7dfdd4ff351b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}