Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCeA4nBN5WqdhD58ELl5esc/2rGHQsN6xEyo49vg+Q0sFBnH1bTp9jV9PZy… (1,748 chars)"
  }
}