{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1275624687",
    "entityType": "Track",
    "nonce": "0xa4edfabab9e8890be004f923b0282ca25b7ddfb1fd272d5bab997de065a2b115",
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    "signer": "0x3cc3BbB11F960D34352a58591FEbF76ffCd52817",
    "userId": "128055489"
  }
}