Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQACsxl/9r3d7IAZTn/Jhcwmi5+ZN2APVtQZKHjAKnBdeWPw31h1snlFebSo… (1,748 chars)"
  }
}