{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "43430",
    "entityType": "User",
    "nonce": "0xbcf926b950e950391090814e88ec7759ddc78a73cb7bd8ff12c162cf7b2de309",
    "signature": "0x181f7ca3f98d12a1dd5459c70440a5ad921e7001ad95ee40ff8cc0c143803aa12b1f7fd1c41d8a96a136dd206a820b64be3ea4ef6eaf7388a916796b7b2e1f9f1c",
    "signer": "0x887ff90b6e9a2F5c6Cf1E862028545C66FC95d72",
    "userId": "141224956"
  }
}