Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAiy0sGqB+sdNgBA1eIy+gHXCji20Wi2oHsheQw+UoWsmKkzFrMG5+vkxGw… (1,748 chars)"
  }
}