{
  "manageEntity": {
    "action": "Delete",
    "entityId": "439739388",
    "entityType": "Track",
    "nonce": "0x85e23644279c364f700d75d202871e4b5517e8660ee90bc433e006fb32c923cb",
    "signature": "0xc9b4532304d4f8b0fc431ed573201e63462eb1336b375e42839f4e9b06992e061e9c1136744877cb74478764b3ad2c3183d5c0921c11f0654ae3734073dd0bcf1b",
    "signer": "0x04032370f473D46Aa4C598fc52366c5fB5915f04",
    "userId": "116136"
  }
}