{
  "manageEntity": {
    "action": "Delete",
    "entityId": "421660241",
    "entityType": "Track",
    "nonce": "0x27f98d7d172917911513ff535708f1e005f0aa1be03741dd5cf5f31b072a4827",
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    "signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
    "userId": "715160400"
  }
}