installPackage 
  suspend fun installPackage(name: String, assemblyGuid: <Error class: unknown class>? = null, version: String? = null, repositoryUrl: String? = null): Response<Unit>
Installs a package.
Parameters
name
Package name.
assemblyGuid 
GUID of the associated assembly.
version
Optional version. Defaults to latest version.
repositoryUrl 
Optional. Specify the repository to install from.