{
  "manageEntity": {
    "action": "Save",
    "entityId": "2024293134",
    "entityType": "Track",
    "nonce": "0x0bf7d7bc2f0c7e76b660b504b6fc47446d8bc3bb9fcda9402b014951087e1e63",
    "signature": "0xb458c7f997ddb16bcf6e448c1e88e2cf3a2cbe34eed77523a93da7147103ea877e87ed0362e1f4905bb20d0a33fe3984447defba643800e58e761a77fef46f8a1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}