Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA9I9FGMV5ZOB/NYZssFzjrM8XWUhQw3GxNRXTqOtkB9VcYZidrdjv9VS/5… (1,748 chars)"
  }
}