{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1968069604",
    "entityType": "Track",
    "nonce": "0xe1a172d92aa35584cb14ee03d29cc1a55f6f6854130f8bf908527ec6b0869ee8",
    "signature": "0xcbf5f8eb61f585f5eadb3df9f03e6e3fdaa3e3bfc639c9959c3c4d35118b29cd3f77a4525a4ef91411e5ff5240c6aa6f4ae6514f6dc1c71aaf7bd4417baf4d971c",
    "signer": "0x6405CE864bd39a3237DB1592E451E62734be24f8",
    "userId": "105011265"
  }
}