Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAA3OhqQmFz4rqvjVbEJyvhpiN/pRFJonJGPW8ftALI7xfkwbHufk0/ttDF… (1,748 chars)"
  }
}