Changes to POST /api/v4.0/integrations/batch/customers

added the new optional request property body/items/customerAttributes/mobileCountryCode

the endpoint scheme security apiKey AND secretKey was added to the API

the endpoint scheme security apiKey was removed from the API

the endpoint scheme security secretKey was removed from the API

request property body/items/customerAttributes/channel was restricted to a list of enum values

removed the request property body/items/customerAttributes/tags

added the new optional request property body/items/customerAttributes/custom

added the new optional request property body/items/guest

added the new optional request property body/items/referrerCode

added the new callcenter enum value to the request property body/items/customerAttributes/channel

added the new mobile enum value to the request property body/items/customerAttributes/channel

added the new pos enum value to the request property body/items/customerAttributes/channel

added the new web enum value to the request property body/items/customerAttributes/channel

removed the non-success response with the status 400

endpoint added

api path removed without deprecation