{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1884888991",
    "entityType": "Track",
    "nonce": "0xc77e7f4ce7be9963e4526c78bae385e2e34b3bf43bd53ea5c842453713672e7a",
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    "signer": "0x2b56cE85D059d72d082a4C7CAd5a751e00427E2e",
    "userId": "77214"
  }
}