Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDtLk+4qdk0LVSZDZhNoh/YFsm5n4QEabhd6POGdvQ4a0CyEgg1x2hK7cYj… (1,748 chars)"
  }
}