Changes to Create customer

added the new optional request property email_verified (media type: application/json)

added the new optional request property email_verified (media type: application/x-www-form-urlencoded)

removed the success response with the status 200

added the new optional header request parameter Idempotency-Key

added the non-success response with the status 404

added the non-success response with the status 409

added the non-success response with the status 500

added the optional property code to the response with the 401 status

added the optional property code to the response with the 403 status

added the optional property code to the response with the 422 status

added the optional property request_id to the response with the 401 status

added the optional property request_id to the response with the 403 status

added the optional property request_id to the response with the 422 status

added the success response with the status 201