Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBB873z26uARGSxtopOdF/UJ8a1WcTEIBsA8b9xIqSFExwbtK/Mz6Qdou55… (1,748 chars)"
  }
}