Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCg/aE6B1qGK0nkygkOj/2mHFlBS0Hzxr6SJr1IOYRbIgh3WmFkJ86Pv+1x… (1,748 chars)"
  }
}