retrieves the subscription id associated with this drmrights object . concode_field_sep String mSubscriptionId concode_elem_sep byte[] mData concode_elem_sep String mMimeType concode_elem_sep String mAccountId concode_field_sep String getMimeType concode_elem_sep String getAccountId concode_elem_sep boolean isValid concode_elem_sep void instantiate concode_elem_sep byte[] getData
String function ( ) { return mSubscriptionId ; }