Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGlZB+/UBZ8kCbmmNpizrRSOSrhA7e49RBKMWI5u1RhOz3YEUVfx/lOp4cj… (1,748 chars)"
  }
}