Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBTiFUW4sQ1TVLkcQvz0XkP/dlEuDFr/CeUY53wqXhI+hF1Zyj1fuzFRbYp… (1,748 chars)"
  }
}