Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQEBNZYxQPy9UuqqGfjJrToqix/8Jj4hLdXFORw7zyaQSUtkYo6lkwOH+3EB… (1,748 chars)"
  }
}