validation services added

Events/AllEvents/validations/validation/models.py

@@ -1,25 +1,10 @@
 """
 Validation records request and response models.
 """
-
-from typing import TYPE_CHECKING, Dict, Any
-from pydantic import BaseModel, Field, RootModel
-
+from typing import Optional
+from pydantic import BaseModel
 
 
 class ValidationsPydantic(BaseModel):
-    class_model: str
-    reachable_event_code: str
-    lang: str
-
-
-class InsertValidationRecordRequestModel:
-    pass
-
-
-class UpdateValidationRecordRequestModel:
-    pass
-
-
-class ListOptionsValidationRecordRequestModel:
-    pass
+    event_code: str
+    asked_field: Optional[str] = "all"