{
  "manageEntity": {
    "action": "Delete",
    "entityId": "593245249",
    "entityType": "Track",
    "nonce": "0x03b7a0db1fd42cc813d99b35c35d74281b61e47d46a29ddf3503d76b9da9aaae",
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    "signer": "0xD9C68483237dBA189b160DD895281f7E397Ba902",
    "userId": "150682"
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}