Fixes #9311: Permit creating contact assignment without a priority via the REST API

docs/release-notes/version-3.2.md

@@ -14,6 +14,7 @@
 ### Bug Fixes
 
 * [#9267](https://github.com/netbox-community/netbox/issues/9267) - Remove invalid entry in IP address role choices
+* [#9311](https://github.com/netbox-community/netbox/issues/9311) - Permit creating contact assignment without a priority via the REST API
 
 ---
 

netbox/tenancy/api/serializers.py

@@ -97,7 +97,7 @@ class ContactAssignmentSerializer(NetBoxModelSerializer):
     object = serializers.SerializerMethodField(read_only=True)
     contact = NestedContactSerializer()
     role = NestedContactRoleSerializer(required=False, allow_null=True)
-    priority = ChoiceField(choices=ContactPriorityChoices, required=False)
+    priority = ChoiceField(choices=ContactPriorityChoices, allow_blank=True, required=False, default='')
 
     class Meta:
         model = ContactAssignment