API End point for contact and lead form

API End point for contact and lead form

Hi,
Which API end point through i submit my custom contact form data in Zoho CRM.
Actually i am using web-form for contact us but when user submit the data then its redirect on zoho site here https://crm.zoho.com/crm/WebToContactForm and back to our site but i need to user data submit without redirect zoho site that's why i deside to use crm api but i am not able to found API end point in V2 can you please help me.

Thanks & Regards
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