Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCJjA+05ct22S5mE8+FHpfPPkEB/xGDwWA+PbGbMTcJSARFZV8+s7f49liS… (1,748 chars)"
  }
}