Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCZjua5sMF+r0GGtg+mDL3WRXU5nwyvpBR6k7v+Y6GdZHR8785Jd6YSLXBD… (844 chars)"
  }
}