Check Referral Code Availability

GET https://api.fuul.xyz/api/v1/referral_codes/{code}

Checks if an referral code exists and is available to use.

A code is considered available (available: true) if:

• The code has unlimited uses (max_uses is null), OR
• The code has not reached its maximum uses (uses < max_uses)

Required API Key Scope: referral_codes:read