let result = auth.api_key().validate_api_key(ValidateApiKeyParams {
    api_key_token: key_to_check,
}).await;

match result {
    Ok(response) => {
        HttpResponse::Ok().json(serde_json::json!({
            "message": "Success!",
        }))
    }
    Err(ApiKeyError::RateLimited {
        wait_seconds, // an f64 of the required wait time in seconds before a request from the same key
        user_facing_error,
    }) => {
        HttpResponse::TooManyRequests().json(serde_json::json!({
            "message": user_facing_error,
            "wait_seconds": wait_seconds,
        }))
    }
    Err(ApiKeyError::InvalidAPIKey {
        message,
    }) => {
        HttpResponse::Unauthorized().json(serde_json::json!({
            "message": message,
        }))
    }
    Err(_) => {
        HttpResponse::InternalServerError().json(serde_json::json!({
            "message": "An unknown error occurred",
        }))
    }
}