{
  "manageEntity": {
    "action": "Delete",
    "entityId": "383711779",
    "entityType": "Track",
    "nonce": "0x92c261e471284203ef60bf3d22260745a5510461dd568b07b82c00835cad54f9",
    "signature": "0x6510c0abb17b963adfff57a6d0c53d13d60414847539d4da6a7cc1120bd37a013b22b2c755b04e42dfc411fd8aa6e4c777d1bd37f99e01e2ca20e734d88080d21c",
    "signer": "0xb72e8a3DA14D2C1755c1F80FFdC075DB6260c697",
    "userId": "712229975"
  }
}