def METHOD_NAME():
    client = boto3.client("rds", region_name="us-west-2")
    db_identifier = _prepare_db_instance(client)
    es = client.create_event_subscription(
        SubscriptionName=f"{db_identifier}-events",
        SnsTopicArn=f"arn:aws:sns::{ACCOUNT_ID}:{db_identifier}-events-topic",
        SourceType="db-instance",
        EventCategories=[
            "Backup",
            "Creation",
            "Deletion",
            "Failure",
            "Recovery",
            "Restoration",
        ],
        SourceIds=[db_identifier],
    ).get("EventSubscription")
    assert es["CustSubscriptionId"] == f"{db_identifier}-events"
    assert es["SnsTopicArn"] == (
        f"arn:aws:sns::{ACCOUNT_ID}:{db_identifier}-events-topic"
    )
    assert es["SourceType"] == "db-instance"
    assert es["EventCategoriesList"] == (
        ["Backup", "Creation", "Deletion", "Failure", "Recovery", "Restoration"]
    )
    assert es["SourceIdsList"] == [db_identifier]
    assert es["Enabled"] is False