{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1540757053",
    "entityType": "Track",
    "nonce": "0x6431edc663cb48e22de3acbd786071fbdbec51a8537d871c43e831927b518a31",
    "signature": "0x45ba541f05fd28591acd679766bcc849973db4d2a917ec32747bb39ccbd7ca8351895fdf276910bc261da6d6b7196c18be78742a9e20cd84d14799e51fc336541b",
    "signer": "0x3cc3BbB11F960D34352a58591FEbF76ffCd52817",
    "userId": "128055489"
  }
}