{
  "manageEntity": {
    "action": "Delete",
    "entityId": "191836629",
    "entityType": "Track",
    "nonce": "0x3717e62b9162de1a55714937466b114797d1513dd67064b7e39d283d70f00bd7",
    "signature": "0xac93cf7dcef32a032d537e1ff160829f841f5229465d42a75f0e9df311b0d690397ccab3a7d8129eafb25d01e9f9996e6a7e3873a0aa8b7dfd65816ae61cc56e1b",
    "signer": "0x954730Ecdb1Cf41317fFDEBF940566a9908b08A2",
    "userId": "77288"
  }
}