Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEmny3J4MXfdxaHmlsc9hGgbk2XLx4PdNSfMAD7WfoOCFi8u9pCm5Fclw6K… (1,748 chars)"
  }
}