{
  "manageEntity": {
    "action": "Delete",
    "entityId": "69040652",
    "entityType": "Track",
    "nonce": "0xb28bff7e52d67c026c68d369ccb3141eb8b9b71e496719270690c52d41480e36",
    "signature": "0x4688a8581d2740743c84393a84770fe4990cf63b41614543c8f4f77c88e9eff02a44eaeb50e6dc967295cf76ea22870b296b96e5e9c449e0c7ced371c1f94d831c",
    "signer": "0xB1fdb4211728Aa91cA335811E0eAaD06b27686e4",
    "userId": "135129254"
  }
}