Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFQb0hAZs0wmAKq3qSMt8SXl4zEw5xg5yUqrAscvfQsV3BKeZ2z5uc/HoY8… (844 chars)"
  }
}