Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB8/M7B3KMAYklUFEcHJGPRml4l/vDN+xzNcbs0JYOhcV0Wv9Kbxvg5Rff1… (1,748 chars)"
  }
}