Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBfXHZBJ4/dzmh26LIf5WGk5eOXqbulRkfR2gd/PFb7ogfVeHs1seotXHF8… (1,748 chars)"
  }
}