Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAvDRiYlOLhHWA5pj7ri82xIM1phVRxRp5qgBly1lQl7SShGNm4oJ0Xp5J/… (1,748 chars)"
  }
}