Add a new stub mapping

src/WireMock.Net/Admin/Mappings/MappingModel.cs

@@ -13,7 +13,7 @@ namespace WireMock.Admin.Mappings
         /// <value>
         /// The unique identifier.
         /// </value>
-        public Guid Guid { get; set; }
+        public Guid? Guid { get; set; }
 
         /// <summary>
         /// Gets or sets the request.

src/WireMock.Net/Admin/Mappings/MatcherModel.cs

@@ -20,5 +20,13 @@
         /// The pattern.
         /// </value>
         public string Pattern { get; set; }
+
+        /// <summary>
+        /// Gets or sets the ignore case.
+        /// </summary>
+        /// <value>
+        /// The ignore case.
+        /// </value>
+        public bool? IgnoreCase { get; set; }
     }
 }

src/WireMock.Net/Admin/Mappings/RequestModel.cs

@@ -8,12 +8,12 @@ namespace WireMock.Admin.Mappings
     public class RequestModel
     {
         /// <summary>
-        /// Gets or sets the URL.
+        /// Gets or sets the URL. (Can be a string or a UrlModel)
         /// </summary>
         /// <value>
         /// The URL.
         /// </value>
-        public UrlModel Url { get; set; }
+        public object Url { get; set; }
 
         /// <summary>
         /// The methods

src/WireMock.Net/Admin/Mappings/ResponseModel.cs

@@ -13,7 +13,7 @@ namespace WireMock.Admin.Mappings
         /// <value>
         /// The HTTP status.
         /// </value>
-        public int StatusCode { get; set; }
+        public int? StatusCode { get; set; }
 
         /// <summary>
         /// Gets or sets the body.
@@ -23,6 +23,30 @@ namespace WireMock.Admin.Mappings
         /// </value>
         public string Body { get; set; }
 
+        /// <summary>
+        /// Gets or sets the body.
+        /// </summary>
+        /// <value>
+        /// The body.
+        /// </value>
+        public string BodyAsBase64 { get; set; }
+
+        /// <summary>
+        /// Gets or sets the body (as JSON object).
+        /// </summary>
+        /// <value>
+        /// The body.
+        /// </value>
+        public object BodyAsJson { get; set; }
+
+        /// <summary>
+        /// Gets or sets a value indicating whether [use transformer].
+        /// </summary>
+        /// <value>
+        ///   <c>true</c> if [use transformer]; otherwise, <c>false</c>.
+        /// </value>
+        public bool UseTransformer { get; set; }
+
         /// <summary>
         /// Gets or sets the headers.
         /// </summary>

src/WireMock.Net/Admin/Mappings/UrlModel.cs

@@ -13,6 +13,6 @@ namespace WireMock.Admin.Mappings
         /// <value>
         /// The matchers.
         /// </value>
-        public IList<MatcherModel> Matchers { get; set; }
+        public MatcherModel[] Matchers { get; set; }
     }
 }