{
  "manageEntity": {
    "action": "Delete",
    "entityId": "16632947",
    "entityType": "Track",
    "nonce": "0x43776196c09573a980b20f21235cbdcb5fe37869392079e0eeb1fac574d09d32",
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    "signer": "0x50f6CF4Abb23DF8B26e12391A5C15e82F15d7Cc0",
    "userId": "644846042"
  }
}