Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCVPXSP+dciQr5hPMJ5Oiy8zzt/zHa+yx/HNWpVQxsMWnQ+hT4QOmim3Ph1… (844 chars)"
  }
}