Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB5qwfvOguot8QkRhA12dgcn0paqGM7A5qlzyIQJ1uAiFm6cLJKl7kuITGi… (1,748 chars)"
  }
}