Why this endpoint doesnt work?

When i try yo mint a poap by Secret word it's always says 'Secret not found' but if i try to mint the poap on mobile app with same secret word it's works.

https://documentation.poap.tech/reference/postwebsiteclaim

I use POST request to this endpoint

https://api.poap.tech/website/claim with data:
website: [my-approved-secret-word]
address: [my wallet address]