{
  "manageEntity": {
    "action": "Delete",
    "entityId": "423230",
    "entityType": "Track",
    "nonce": "0xb8e22682d166b93d4962d7dfa5e3eb6cdf080552a1a38f2dc79b93568286c745",
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    "signer": "0x96c356dEff57c7855fbe778D304EdCb5109724F6",
    "userId": "78875"
  }
}