Got at least one data fetching method working; turns out, we can't use a patched LogicStack to get the data

Vendor/EmbedIO-3.5.2/Routing/RouteAttribute.cs

@@ -0,0 +1,54 @@
+using System;
+
+namespace EmbedIO.Routing
+{
+    /// <summary>
+    /// Decorate methods within controllers with this attribute in order to make them callable from the Web API Module
+    /// Method Must match the WebServerModule.
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Method, AllowMultiple = true, Inherited = true)]
+    public class RouteAttribute : Attribute
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RouteAttribute"/> class.
+        /// </summary>
+        /// <param name="isBaseRoute"><see langword="true"/> if this attribute represents a base route;
+        /// <see langword="false"/> (the default) if it represents a terminal (non-base) route.</param>
+        /// <param name="verb">The verb.</param>
+        /// <param name="route">The route.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="route"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentException">
+        /// <para><paramref name="route"/> is empty.</para>
+        /// <para>- or -</para>
+        /// <para><paramref name="route"/> does not start with a slash (<c>/</c>) character.</para>
+        /// <para>- or -</para>
+        /// <para><paramref name="route"/> does not comply with route syntax.</para>
+        /// </exception>
+        /// <seealso cref="Routing.Route.IsValid"/>
+        public RouteAttribute(HttpVerbs verb, string route, bool isBaseRoute = false)
+        {
+            Matcher = RouteMatcher.Parse(route, isBaseRoute);
+            Verb = verb;
+        }
+
+        /// <summary>
+        /// Gets the HTTP verb handled by a method with this attribute.
+        /// </summary>
+        public HttpVerbs Verb { get; }
+
+        /// <summary>
+        /// Gets a <see cref="RouteMatcher"/> that will match URLs against this attribute's data.
+        /// </summary>
+        public RouteMatcher Matcher { get; }
+
+        /// <summary>
+        /// Gets the route handled by a method with this attribute.
+        /// </summary>
+        public string Route => Matcher.Route;
+
+        /// <summary>
+        /// Gets a value indicating whether this attribute represents a base route.
+        /// </summary>
+        public bool IsBaseRoute => Matcher.IsBaseRoute;
+    }
+}