{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1133012211",
    "entityType": "Track",
    "nonce": "0x942b334359f0c377c3c85e7e2ac18866d9fd4d4b8a5f5d04201474028ea99b34",
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    "signer": "0x87CDc449c3B7d5C3F615196A0578dc8949A7BA9F",
    "userId": "93602"
  }
}