Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEhdAI6D4TqVB7BjSPa6frFBf8V/cMqAzm/vfleSJ9e8lqzf5SiEhTvFhWj… (844 chars)"
  }
}