Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCNa/oORbsjyYeU6XCOw5zPjpDwTvLjC8nmvKP8/l9afjsEAq/79yREV6Bw… (1,748 chars)"
  }
}