{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1470980607",
    "entityType": "Track",
    "nonce": "0x9928040057dbaf42b428bac3251462ccd534578d12877ab194fff5cc5242fde5",
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    "signer": "0x9c320C2f7A61EF6f1f62d2eB1a8D2c30dBc29c24",
    "userId": "543327273"
  }
}