Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHGkPoexh8G1WzUlE+cq4wOxrsnhDtIqHw0OnDELmJE5TN9+SbeLfGv/bSg… (844 chars)"
  }
}