Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDVxILs4jc5sACxH0qmfN0zBmzi1g2vTEz9YiqCoEf7FwVLYDrrh7Dgo0v0… (1,748 chars)"
  }
}