public void setId3(String id3) {
        this.id3 = id3;
    }
Use ID3 tag to provide a fully formed ID3 tag in base64-encode format.

@param id3
       Use ID3 tag to provide a fully formed ID3 tag in base64-encode format.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/Id3Insertion.java