Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF2XxB/Jd3l0nMrh8nXQzE0+Cdn2eboLfBjeWTmyYsIJhRTmhpGrDI1g2wn… (844 chars)"
  }
}