Changes to Create Customer

the request property country_code became optional

the request property email became optional

the request property mobile_number became optional

request property country_code list-of-types was widened by adding types null to media type application/json

request property email list-of-types was widened by adding types null to media type application/json

request property mobile_number list-of-types was widened by adding types null to media type application/json

endpoint added