Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBWyw3Tn9UwHBdUkY14i0SbyMdyZvWM4VdTvfSZPCdakyo8P0tULj8lX5Gf… (844 chars)"
  }
}