diff --git a/module/param.py b/module/param.py
new file mode 100644
index 0000000..079f0f5
--- /dev/null
+++ b/module/param.py
@@ -0,0 +1,8 @@
+from pydantic import BaseModel
+from dataclasses import dataclass
+
+@dataclass
+class Param(BaseModel):
+    id: int
+    name: str
+    val: str