Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGX0gpILGDlbD4UYAILPMrDe42FPuB2Gk7uOHUTSfTpgTkHqvbaCaK1vCZR… (844 chars)"
  }
}