Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC+ZfTa8TOYlNZXMPHiHIHh2tKmAT0JBTw5mv7V1Pj5dyuRRJ+3cbLUOfDJ… (1,748 chars)"
  }
}