// Obtain AWS credentials
        AWS.config.getCredentials((error: AWSError) => {
            if (error) {
                throw new Error('Could not authenticate');
            } else {
                log('No error');
            }
        });

        const credentials = AWS.config.credentials;

        let opts = {
            host: 'e42s7iz1y2.execute-api.us-east-1.amazonaws.com/Alpha',
            path: path,
            aws_region: 'us-east-1',
            headers: {
                'Content-Type': 'application/json',
                'Authorization': ''
            }
        };

        log('signing now');
        aws4.sign(opts, credentials);