old_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.9.2 on 2017-06-10 21:00
  from __future__ import unicode_literals
  
  import django.contrib.postgres.fields.hstore
  from django.db import migrations, models
  
  
  class Migration(migrations.Migration):
  
      initial = True
  
      dependencies = [
      ]
  
      operations = [
          migrations.CreateModel(
              name='Event',
              fields=[
                  ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                  ('object_class', models.CharField(max_length=20)),
                  ('stream_id', models.UUIDField(blank=True, null=True)),
                  ('seq', models.IntegerField(blank=True, null=True)),
                  ('created', models.DateTimeField(auto_now_add=True)),
                  ('payload', django.contrib.postgres.fields.hstore.HStoreField()),
              ],
          ),
          migrations.AlterUniqueTogether(
              name='event',
              unique_together=set([('stream_id', 'seq')]),
          ),
          migrations.CreateModel(
              name='TestEventType',
              fields=[
              ],
              options={
                  'proxy': True,
              },
              bases=('justeventme.event',),
          ),
      ]
  
new_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.9.2 on 2017-06-10 21:00
  from __future__ import unicode_literals
  
  import django.contrib.postgres.fields.hstore
  from django.db import migrations, models
  
  
  class Migration(migrations.Migration):
  
      initial = True
  
      dependencies = [
      ]
  
      operations = [
          migrations.CreateModel(
              name='Event',
              fields=[
                  ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                  ('object_class', models.CharField(max_length=20)),
                  ('stream_id', models.UUIDField(blank=True, null=True)),
                  ('seq', models.IntegerField(blank=True, null=True)),
                  ('created', models.DateTimeField(auto_now_add=True)),
                  ('payload', django.contrib.postgres.fields.hstore.HStoreField(blank=True, null=True)),
              ],
          ),
          migrations.AlterUniqueTogether(
              name='event',
              unique_together=set([('stream_id', 'seq')]),
          ),
          migrations.CreateModel(
              name='TestEventType',
              fields=[
              ],
              options={
                  'proxy': True,
              },
              bases=('justeventme.event',),
          ),
      ]
  
subject: make payload nullable