Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQASkUTj9TWipZF6OyOzZx7vy8N8DWZe4MTRfmL0bNtyTnlbw/oR8uLyXvhC… (1,748 chars)"
  }
}