Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB7OreV/PkEAXKROf4NloI/ZzkSGKwNkknRf/M5AZy6YhPNTGkDTytuLZXY… (1,748 chars)"
  }
}