Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQALq/ft5YpdUFnHqAhHwJida0dxN3Sb/Qm5CHZaRaiK7wK3MFY15pLj6ZIe… (1,748 chars)"
  }
}