public Integer getSourceId() {
        return this.sourceId;
    }
Use the SID that Nielsen provides to you. This source ID should be unique to your Nielsen account but common to
all of your output assets. Required for all Nielsen non-linear watermarking. This ID should be unique to your
Nielsen account but common to all of your output assets. Required for all Nielsen non-linear watermarking.

@return Use the SID that Nielsen provides to you. This source ID should be unique to your Nielsen account but
        common to all of your output assets. Required for all Nielsen non-linear watermarking. This ID should be
        unique to your Nielsen account but common to all of your output assets. Required for all Nielsen
        non-linear watermarking.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/NielsenNonLinearWatermarkSettings.java