diff --git a/src/InterfaceForward.Domain.Shared/Enum/ParameterPlaceholder.cs b/src/InterfaceForward.Domain.Shared/Enum/ParameterPlaceholder.cs
new file mode 100644
index 0000000..2d5a29c
--- /dev/null
+++ b/src/InterfaceForward.Domain.Shared/Enum/ParameterPlaceholder.cs
@@ -0,0 +1,19 @@
+using System.ComponentModel;
+
+namespace InterfaceForward.Domain.Shared.Enum;
+
+public enum ParameterPlaceholder
+{
+    [Description("$FromAccount")]
+    FromAccount = 1,
+    [Description("$FromBody")]
+    FromBody,
+    [Description("$TimeStamp")]
+    TimeStamp,
+    [Description("$DateTime")]
+    DateTime,
+    [Description("$Url")]
+    Url,
+    [Description("$token")]
+    Token,
+}
\ No newline at end of file