curl --request GET \
  --url https://api.mainnet.aptoslabs.com/decibel/api/v1/affiliates/codes/{account} \
  --header 'Authorization: Bearer <token>'

{
  "codes": [
    {
      "created_at_ms": 123,
      "is_active": true,
      "is_affiliate": true,
      "max_usage": 1,
      "owner_account": "<string>",
      "referral_code": "<string>",
      "usage_count": 1
    }
  ],
  "owner_account": "<string>",
  "volume_threshold_met": true
}