Changes to Create a billing address

added the pattern ^(?!\s)(?!.*\s$)[^\p{Cc}\p{Cf}\p{Zl}\p{Zp}]+$ to the request property name

added the new required request property city

added the new required request property contacts

added the new required request property countryCode

added the new required request property firstLine

added the new required request property name

added the new required request property postalCode

added the new required request property region

the request's body type changed from no type to object

the message response property's minLength was decreased from 1 to 0 for the response status 400

the message response property's minLength was decreased from 1 to 0 for the response status 401

the message response property's minLength was decreased from 1 to 0 for the response status 403

the message response property's minLength was decreased from 1 to 0 for the response status 409

the message response property's minLength was decreased from 1 to 0 for the response status 429

the message response property's minLength was decreased from 1 to 0 for the response status 500

removed BillingAddressRequestModel subschema #2 from the request body allOf list

api operation id CreateBillingDetail removed and replaced with CreateBillingAddress

api tag BillingAddresses added

api tag BillingDetails removed

added the new optional request property secondLine

added the new optional request property taxIdentifier

added the media type application/json for the response with the status 200

endpoint added