Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAtlxU+0dCHjmmA3w1nNFDSPq0gtBnYL0qEX2n+b+o2TySjgu7/jOdw+gtC… (1,748 chars)"
  }
}