* @return the lease V1 context or null if not present
     */
    public LeaseV1CreateContextResponse getLeaseV1Context() {
        if (this.createContexts != null) {
            for (CreateContextResponse ctx : this.createContexts) {
                if (ctx instanceof LeaseV1CreateContextResponse) {
                    return (LeaseV1CreateContextResponse) ctx;
                }
            }
        }
        return null;