Add JSON support for product description

uncloud_pay/migrations/0022_auto_20200928_1932.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.1 on 2020-09-28 19:32
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('uncloud_pay', '0021_auto_20200928_1932'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='product',
+            old_name='default_currency',
+            new_name='currency',
+        ),
+    ]