Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQABVGFxYU0FSPpmTuJWRrIwOrFVPKvP/Y+vfA3l6fO51BdEZJcXLlOIxWeQ… (1,748 chars)"
  }
}