Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwIZqKB8jw1pA4A2uRhXkUnmyAH1wj44K/rx1j6wpm+NzwWMDs5NX8Dl0gJ5… (844 chars)"
  }
}