Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAsNNdioRn64X3Luf9zKAvgstpcZnvGA4W9G4FMNtk7yjQ/E5fAyJiWY2Ue… (1,748 chars)"
  }
}