{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1140933981",
    "entityType": "Track",
    "nonce": "0x8694439155e2dd50f88aa0c1714b9918319cbf7e2a99e88552cba7a8bbaa191d",
    "signature": "0x244dbbd13a5cef39f4669d95d174ebc465cf221325918f67877ffa65d471c114616c761a0c808ff82dfd57636156a2dc5fdd525b213f8b717833f0dfc59f5f001b",
    "signer": "0xB1fdb4211728Aa91cA335811E0eAaD06b27686e4",
    "userId": "135129254"
  }
}