https://sandbox.api.visa.com/forexrates/v2/foreignexchangerates
I already put correct username/password.
Thank you for reaching out, @Kimsong. An agent will look into this and get back to you as soon as possible. Until then, if any community member knows a solution, feel free to reply here.
Hi @Kimsong,
The 401 Token Validation Failed error you're getting will be seen when the x-pay-token sent in the header is invalid.
A couple of things I'd like you to note while generating the token:
Please double check these items to ensure your x-pay-token was set up correctly.
Thanks,
Illana