Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA90ee6uIukKc1qBfAfibXj/k4WA9GkRx6K4lMuP6vbnQmLdmIeSVWFKlxs… (1,748 chars)"
  }
}