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

Vendor/Swan.Lite-3.1.0/StructEndiannessAttribute.cs

@@ -0,0 +1,30 @@
+using System;
+
+namespace Swan
+{
+    /// <summary>
+    /// An attribute used to help conversion structs back and forth into arrays of bytes via
+    /// extension methods included in this library ToStruct and ToBytes.
+    /// </summary>
+    /// <seealso cref="Attribute" />
+    [AttributeUsage(AttributeTargets.Field | AttributeTargets.Struct)]
+    public class StructEndiannessAttribute : Attribute
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="StructEndiannessAttribute"/> class.
+        /// </summary>
+        /// <param name="endianness">The endianness.</param>
+        public StructEndiannessAttribute(Endianness endianness)
+        {
+            Endianness = endianness;
+        }
+
+        /// <summary>
+        /// Gets the endianness.
+        /// </summary>
+        /// <value>
+        /// The endianness.
+        /// </value>
+        public Endianness Endianness { get; }
+    }
+}