Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQADUaG6PiCsbtOd8dWokvtW1DIYzp+DtfOoAOYTJbnMICAHqh4gfdtd6hHS… (1,748 chars)"
  }
}