{
  "manageEntity": {
    "action": "Delete",
    "entityId": "250545",
    "entityType": "Track",
    "nonce": "0x4205d316e2509f7ccd92f1f23712240edc271ccb7909490ed1b5af16c4081bb6",
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    "signer": "0xfEf71DA96b2A873D3fFA10091881F607a11Fadcc",
    "userId": "94805"
  }
}