forbidden error during POST on odata service

Hello Experts,

I trying to create POST operation on my odata web-service for that,

first I am doing GET on odata

After that, using CSRF token I am doing POST operation like below

and result of that POST is 403 forbidden.

Can someone please help me why its give 403 error . I also cross check my Payload but its correct.

Thanks in advance,

Sincerely,

Vipul