{
  "manageEntity": {
    "action": "Delete",
    "entityId": "536986071",
    "entityType": "Track",
    "nonce": "0x84343c321dc4186499c2235ceb9170bbe6d7cebaf550b7e2306a1ad1f49aaee9",
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    "signer": "0x274b1564a57850cd46b8cFF3DE8932D9eA55149A",
    "userId": "8961222"
  }
}