{
  "manageEntity": {
    "action": "Delete",
    "entityId": "230265946",
    "entityType": "Track",
    "nonce": "0x4877416946863def6f88065ac70418abd18c029edaf0b7cc28fbdb177e659976",
    "signature": "0x4df9e84a207b1f05352655f1bc74420a8317843c654323cec7cc4c3662e14b08116bbf7ee39929a9778a05e3e70381e211ae46aaca547b1c0b151088e40850361b",
    "signer": "0x2B55314d733BC60522711F9B9914f271d97aDD6B",
    "userId": "224685891"
  }
}