{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1572688228",
    "entityType": "Track",
    "nonce": "0x5173f18da967149ec46762c3602d3dd737af4b7b1c70866ea1f60f2487caab01",
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    "signer": "0x3cc3BbB11F960D34352a58591FEbF76ffCd52817",
    "userId": "128055489"
  }
}