Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBehED4+NqwW6XRPGM6hsJdvvYZHdH1yeqhJ+5LzwEL0kVryxPd54BhwyPH… (1,748 chars)"
  }
}