Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBBwmJ6HT/8fvZQF70TyOEJVGLNHl4WqZWdgtDucPyD7AlDUc+1GnOKZMd8… (844 chars)"
  }
}