Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQANNRAbE3R7gTxGzI5hkDuk6+u6hF45T1FShW1R/6mvnGcTZu9z2LB+Dw3Y… (1,748 chars)"
  }
}