Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGF4DFh+1Bz87DZ6BwveoQv6MiQdYHLyWkt+M7cI/IbkVE+6ByU3w6oRnEd… (844 chars)"
  }
}