Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFo2j7QbmjUBJY+meik8CZfp/JT55JRfQ0eO3dKBBdwi1hGrKW2MGDM9D2F… (844 chars)"
  }
}