public String getClientToken() {
        return this.clientToken;
    }
<p>
Unique, case-sensitive identifier you provide to ensure the idempotency of the request. If you do not specify a
client token, EventBridge Scheduler uses a randomly generated token for the request to ensure idempotency.
</p>

@return Unique, case-sensitive identifier you provide to ensure the idempotency of the request. If you do not
        specify a client token, EventBridge Scheduler uses a randomly generated token for the request to ensure
        idempotency.
aws-java-sdk-scheduler/src/main/java/com/amazonaws/services/scheduler/model/CreateScheduleRequest.java