{
  "manageEntity": {
    "action": "Delete",
    "entityId": "326491392",
    "entityType": "Track",
    "nonce": "0x2a865fa2748c25f5d2e39703ee22c4b5dacab821d4c921fd2bc2b744290f3a1a",
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    "signer": "0x8e9e3f061590606eB264245F3E473A0C9F33bcc0",
    "userId": "537204477"
  }
}