public MsSmoothGroupSettings withEncryption(MsSmoothEncryptionSettings encryption) {
        setEncryption(encryption);
        return this;
    }
If you are using DRM, set DRM System to specify the value SpekeKeyProvider.

@param encryption
       If you are using DRM, set DRM System to specify the value SpekeKeyProvider.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/MsSmoothGroupSettings.java