Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDW2MaqvYoySLKoP2bXMZuFeHJ/B9stEtTZ6Ve8Fm3d2z1pdDM3vOO8Cg6P… (1,748 chars)"
  }
}