Convert lead to contact.

Convert lead to contact.

Hi,

In the page:  https://www.zoho.com/crm/help/api/convertlead.html.
Two api to convert lead.

XML Format:
https://crm.zoho.com/crm/private/xml/Leads/convertLead?authtoken=Auth Token&scope=crmapi &leadId=entity Id&xmlData=POTENTIALXMLDATA

JSON Format:
https://crm.zoho.com/crm/private/json/Leads/convertLead?authtoken=Auth Token&scope=crmapi &leadId=entity Id&xmlData=POTENTIALXMLDATA

For the xmlData=POTENTIALXMLDATA in JSON Format, do I need to input json format or xml format. Could you provide example for JSON Format way? Thanks .