Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAa1E3Mi1OgTNJZ6nq0B2lJX3ouYTjqRh5DwRCNc+m47g0Ine8oUorEIAW/… (1,748 chars)"
  }
}