Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD01DPpMjzHXTGoKoCzKA3SniT7hwxEroGMaFa1UzKK/CHYeZjhOe55r6pB… (1,748 chars)"
  }
}