Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA8LiZsdUYSV0Cd2beCHxJu7dEvzRH4U0VegLfqED/E3ybw3rzxlHpaQa4C… (1,748 chars)"
  }
}