old_contents: from django.db import models
  
  from django_pgjson.fields import JsonField
  
  
  class Document(models.Model):
      source = models.CharField(max_length=255)
      docID = models.CharField(max_length=255)
  
      providerUpdatedDateTime = models.DateTimeField(null=True)
  
      raw = JsonField()
      normalized = JsonField()
  
new_contents: from django.db import models
  
  from django_pgjson.fields import JsonField
  
  
  class Document(models.Model):
      source = models.CharField(max_length=255)
      docID = models.TextField()
  
      providerUpdatedDateTime = models.DateTimeField(null=True)
  
      raw = JsonField()
      normalized = JsonField()
  
subject: make the docID actually just a textfield to allow for more flexibility