Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBgwvFUSgkwkOonwYiYxxikxwSYqwdW9Zmlban4LvWgRgR/1PSrfRSm5UBQ… (1,748 chars)"
  }
}