Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHXO6NLUoXcqnOI3fvlbl6vcFa0DEtRRsuXfiiJZuM3AXX/kE5/Vgscr6QE… (844 chars)"
  }
}