Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGKw8U6IRyZz+bMzO/meWn5VbAXYKQYngW5TpUKHYP4CiUMoDQEqUyxE1El… (844 chars)"
  }
}