Udemy — Amount deducted but the course is not added to my Udemy account

Website:

www.udemy.com/?utm_source=adwords-brand&utm_medium=udemyads&utm_campaign=Brand-Udemy_la.EN_cc.INDIA&utm_term=_._ag_78279294239_._ad_533220805580_._de_m_._dm__._pl__._ti_kwd-310556426868_._li_1

I have purchased course "Make a horror survival game in Unity" on Udemy and the money is deducted but the course not added to my Udemy account.
I made a payment through "PhonePe"

Please help me to get a refund.