Not Null Constraint Failed On Nested Serializer Due To "unable Do Get Repr For Queryset Class" Error

Trying to get basic Messaging functionality working in my DRF project. I seem to have a problem with the nested serializer validation. I'm new to DRF and have been reading the docs

Solution 1:

If you give null=True and blank=True options to your ForeignKeys, you will not get IntegrityError anymore. Since you haven't added null & blank options, Django ORM creates a constraint in your DB and will not let you to add empty values to your foreign keys. Django Model Field Reference