{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1339958498",
    "entityType": "Track",
    "nonce": "0xab5a5708128467b99d152d7e35813b15c4fa3deb0b3d5ee73a4da328af227d2b",
    "signature": "0x2b6b92bda9dc30931005fc42d345f1d5d644b4e3b44c5b9cbd5ee03f81cfce3b2fa2aefb73f19b92e4412f16d6f404246d7d73f40b285077f7607f72614618f81c",
    "signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
    "userId": "715160400"
  }
}