{
  "manageEntity": {
    "action": "Delete",
    "entityId": "78838511",
    "entityType": "Track",
    "nonce": "0x9d7fc446b3c65bcfa19456ba01343da05c0e8bd14be76fdfe016f19a7a5cc9d6",
    "signature": "0xb06eed806c44da6513226b116c5301a7d86a997e2729192e701e1d7f93f2a3ba013fa9ce8032acf879cd00631be9557f45b5fca3b77eb95321455f56bfdde1d11b",
    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}