Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG7Hw4WOXLIQehiTh6kGK5HtiRtq0yRIo1ftXeYl1AL0iE8/R+n/tNcLEJZ… (844 chars)"
  }
}