import SGPClient from 'sgp';

const client = new SGPClient({
  apiKey: process.env['SGP_API_KEY'], // This is the default and can be omitted
});

const deploymentPackageJob = await client.deploymentPackages.installAsync('account_id');

console.log(deploymentPackageJob.deployment_package_job_id);

{
  "deployment_package_job_id": "<string>",
  "account_id": "<string>"
}