Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEEvY5MxyWe2FEyMY/NUEGIGveYs5HM4/8asBj0V4q/KRy4R6CY6KnwlUnO… (844 chars)"
  }
}