Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAJ0nOJ2Wyo1cc0O+U8G9vOj7C2XYRmJGc87lb/KoHDXkL9CEDwbVye39Cw… (1,748 chars)"
  }
}