change order list serialzier class

core/apps/shared/models/usd_course.py

@@ -0,0 +1,12 @@
+from django.db import models
+
+from core.apps.shared.models import BaseModel
+
+
+class UsdCourse(BaseModel):
+    value = models.PositiveBigIntegerField()
+
+    class Meta:
+        verbose_name = 'dollar kursi'
+        verbose_name_plural = 'dollar kursi'
+