Changes to Update a contact

added the new optional request property metadata

added the enum value metadata to the property items/ of the query request parameter fields

added the optional property metadata to the response with the 200 status

added the new optional request property balance_amount

added the new optional request property notes

added the new optional request property website

added the enum value balance_amount to the property items/ of the query request parameter fields

added the enum value notes to the property items/ of the query request parameter fields

added the enum value website to the property items/ of the query request parameter fields

added the optional property balance_amount to the response with the 200 status

added the optional property notes to the response with the 200 status

added the optional property website to the response with the 200 status

added the new optional request property paymentterm_id

added the enum value paymentterm_id to the property items/ of the query request parameter fields

added the optional property paymentterm_id to the response with the 200 status

added the new optional request property payment_terms

added the enum value payment_terms to the property items/ of the query request parameter fields

added the optional property payment_terms to the response with the 200 status