On create of Amc module get sub form data of last row and update in Schedule Vist End Date field in zoho crm

On create of Amc module get sub form data of last row and update in Schedule Vist End Date field in zoho crm

@Anonymous User  @Anonymous User  @Anonymous User  @Anonymous User  @Anonymous User 

On create of Amc module  get sub form data of last row and update in normal module field   Schedule Vist End Date field in zoho crm

Pls help how i achive this.