Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCIz4OiwVkjaRuy5DFJnp5t4F6dFrgKhwP/YVNfN0Y2B01KoHrhlLVlCxqq… (1,748 chars)"
  }
}