Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFeYr6+xdlLSw/yr2g5MXbDL6ph/H13xKYe8XV5i2F7hwxG9mhwblgoiA3A… (1,748 chars)"
  }
}