**To get a package version's readme file** The following ``get-package-version-readme`` example retrieves the readme file for version 4.0.0 of an npm package named test-package. :: aws codeartifact get-package-version-readme \ --domain test-domain \ --repo test-repo \ --format npm \ --package test-package \ --package-version 4.0.0 Output:: { "format": "npm", "package": "test-package", "version": "4.0.0", "readme": "