user_identity = request.POST.get('user_id')
contact_list = Contact.objects.filter(receiver_id = user_identity).order_by('-last_updated')
contact_list_senders = contact_list.values_list('sender_id', flat=True)
customer_list = Customer.objects.filter(customer_id__in=contact_list_senders)
zipped_data = zip(contact_list, customer_list)

class Contact(models.Model):
    contact_id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
    related_complete_order = models.ForeignKey(landingpages.models.CompleteOrderList)
    receiver_id = models.CharField(max_length=244, blank=False, null=False)
    sender_id = models.CharField(max_length=244, blank=False, null=False)
    last_updated = models.DateTimeField()
    created = models.DateTimeField(auto_now_add=True)

class Customer(models.Model):
    customer_id = models.CharField(max_length=244, blank=False, null=False)
    first_name = models.CharField(max_length=244, blank=True, null=True)
    last_name = models.CharField(max_length=244, blank=True, null=True)
    email = models.CharField(max_length=244, blank=False, null=False)
    enrollment_method = models.CharField(max_length=244, blank=True, null=False)
    account_balance = models.DecimalField(default=0000.00, max_digits=6, decimal_places=2)
    reserved_balance = models.DecimalField(default=0000.00, max_digits=6, decimal_places=2)
    modified = models.DateTimeField(auto_now_add=True)
    created = models.DateTimeField(auto_now_add=True)