{
  "manageEntity": {
    "action": "Delete",
    "entityId": "559861148",
    "entityType": "Track",
    "nonce": "0x6d7217853f5e2eb94ff91bff7c6d0f4e10f242a543375b48b56381aa0aca69ff",
    "signature": "0xaa0ee28523464c661e36c086404cc4315b5e0d4df410dd4b927f9f762e5bffdd48b6950f060fe28bf48abbf6ae7f22144b198820b7add1e1ec7e9ed56f4744ad1b",
    "signer": "0xEE8e9f9CBB51aaaA47B347678D6344cfCFa29F00",
    "userId": "426957304"
  }
}