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/Validators/ObjectValidationResult.cs

@@ -0,0 +1,58 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Swan.Validators
+{
+    /// <summary>
+    /// Defines a validation result containing all validation errors and their properties.
+    /// </summary>
+    public class ObjectValidationResult
+    {
+        private readonly List<ValidationError> _errors = new List<ValidationError>();
+
+        /// <summary>
+        /// A list of errors.
+        /// </summary>
+        public IReadOnlyList<ValidationError> Errors => _errors;
+
+        /// <summary>
+        /// <c>true</c> if there are no errors; otherwise, <c>false</c>.
+        /// </summary>
+        public bool IsValid => !Errors.Any();
+
+        /// <summary>
+        /// Adds an error with a specified property name.
+        /// </summary>
+        /// <param name="propertyName">The property name.</param>
+        /// <param name="errorMessage">The error message.</param>
+        public void Add(string propertyName, string errorMessage) =>
+            _errors.Add(new ValidationError(errorMessage, propertyName));
+
+        /// <summary>
+        /// Defines a validation error.
+        /// </summary>
+        public class ValidationError
+        {
+            /// <summary>
+            /// Initializes a new instance of the <see cref="ValidationError"/> class.
+            /// </summary>
+            /// <param name="propertyName">Name of the property.</param>
+            /// <param name="errorMessage">The error message.</param>
+            public ValidationError(string propertyName, string errorMessage)
+            {
+                PropertyName = propertyName;
+                ErrorMessage = errorMessage;
+            }
+
+            /// <summary>
+            /// The property name.
+            /// </summary>
+            public string PropertyName { get; }
+
+            /// <summary>
+            /// The message error.
+            /// </summary>
+            public string ErrorMessage { get; }
+        }
+    }
+}