Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDwywp+aTRJdKGQIV54A0F3FZCLBOCZjTQh/liB2tGEijVZraA4aZXk2xdZ… (1,748 chars)"
  }
}