{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1430522706",
    "entityType": "Track",
    "nonce": "0x742582fddb4e1bda4dc2dc4ca9348e59f2e38808d4afedca1fe44c01cff5b347",
    "signature": "0x9edc05f38faf7954949fb7d2c8ec06d699aa7c40c88e44b6d0dd8dcc05f5a06445cc15d68b187b85e0e0262a1c51c04b77b9f7a190051fbcd15f1f14449282921c",
    "signer": "0x53E627C5A7Cbf16CBD615c9C7553EAe5c91f16e9",
    "userId": "213575596"
  }
}