# user for the SDK to authenticate
  sdk_user_email = "sdk@{}.sf".format(business.id)
  sdk_user = User.objects.create_user(sdk_user_email, sdk_user_email, str(uuid.uuid4()))

  business.api_key = Token.objects.create(user=sdk_user).key
  business.save()

  BusinessTeamMember.objects.create(
    business= business,
    user= sdk_user,
    role= BusinessTeamMember.BUSINESS_ROLE_SDKCLIENT,
    activation_key=  helpers.generate_activation_key(),
    email=sdk_user_email,
    is_system_generated=True
  )

  # user for an sessionfox member to log into a business' dashboard
  admin_user_email = "admin@{}.sf".format(business.id)
  admin_user = User.objects.create_user(admin_user_email, admin_user_email, os.environ['BUSINESS_ADMIN_PASSWD'])
  Token.objects.create(user=admin_user)
  BusinessTeamMember.objects.create(
    full_name= "admin user",
    business=  business,
    user=  admin_user,
    role=  BusinessTeamMember.BUSINESS_ROLE_ADMIN,
    activation_key=  helpers.generate_activation_key(),
    email= admin_user_email,
    is_system_generated=True
  )

  # user for the client to log into his business' dashboard
  client_user_email = validated_data['email']
  client_user = User.objects.create_user(client_user_email, client_user_email, validated_data['password1'])
  BusinessTeamMember.objects.create(
    business= business,
    user= client_user,
    role= validated_data['role'],
    activation_key= helpers.generate_activation_key(),
    full_name= validated_data['full_name'],
    email=client_user_email
  )