Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGUo9ti71kLdyMASM1icVXMjrQmmLlk6hSa8SWWJ8fJPnRj8E4AeHVYg5d8… (844 chars)"
  }
}