Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCD7vs8H9pi5UcduaBb8SzFqs4Pf0kWyAA/fYY0+nDbp3L73kEFhe+AQlVA… (1,748 chars)"
  }
}