public void setInstanceId(String instanceId) {
        this.instanceId = instanceId;
    }
<p>
The identifier of the Amazon Connect instance. You can <a
href="https://docs.aws.amazon.com/connect/latest/adminguide/find-instance-arn.html">find the instance ID</a> in
the Amazon Resource Name (ARN) of the instance.
</p>

@param instanceId
       The identifier of the Amazon Connect instance. You can <a
       href="https://docs.aws.amazon.com/connect/latest/adminguide/find-instance-arn.html">find the instance
       ID</a> in the Amazon Resource Name (ARN) of the instance.
aws-java-sdk-connect/src/main/java/com/amazonaws/services/connect/model/UpdateAuthenticationProfileRequest.java