{
  "manageEntity": {
    "action": "Delete",
    "entityId": "15385717",
    "entityType": "Track",
    "nonce": "0xcd4f803b5a1df90e34ada49113ff1327a28a1b988382f1a6220f4da4b2eaa0ab",
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    "signer": "0xbc7403402F86e2078fE0246fC731AE6Bcf3f6663",
    "userId": "752397146"
  }
}