def get_workflow_metadata(namespace, workspace, submission_id, workflow_id):
uri = "<STR_LIT>".format(namespace,<EOL>workspace, submission_id, workflow_id)<EOL>return __get(uri)<EOL>
Request the metadata for a workflow in a submission.

    Args:
        namespace (str): project to which workspace belongs
        workspace (str): Workspace name
        submission_id (str): Submission's unique identifier
        workflow_id (str): Workflow's unique identifier.

    Swagger:
        https://api.firecloud.org/#!/Submissions/workflowMetadata