Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDLtYas4rorH2TdnaLMvUCNBDsNGcFC+KHtxa0medmq3CmZB9lIEWzFzNUJ… (1,748 chars)"
  }
}