public String getDeviceId() {
        return this.deviceId;
    }
The value of one of the devices that you configured with your digital rights management (DRM) platform key
provider. This parameter is required for SPEKE encryption and is not valid for static key encryption.

@return The value of one of the devices that you configured with your digital rights management (DRM) platform
        key provider. This parameter is required for SPEKE encryption and is not valid for static key encryption.
aws-java-sdk-mediaconnect/src/main/java/com/amazonaws/services/mediaconnect/model/UpdateEncryption.java