Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDUg2+WkgnBODwMAK/7KpGAfLjDkCUwRxlSsnKXQj7CRjF+mgjWPvjOy9Wy… (1,748 chars)"
  }
}