If you still want to use sdk here is what you can do . update the job using sdk

from databricks.sdk import WorkspaceClient

w = WorkspaceClient()

def update_job_schedule(job_id: int):
    return w.jobs.update(
        job_id=job_id,
        new_settings={
            "schedule": {
                "quartz_cron_expression": "0 0 1 * * ?",
                "timezone_id": "UTC",
                "pause_status": "UNPAUSED",
            }
        },
    )

result = update_job_schedule(1234567890)
print(result)