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Using back the sample, we can refer to the code at https://github.com/jogetworkflow/jw-community/blob/6.0-SNAPSHOT/wflow-core/src/main/java/org/joget/apps/form/service/FormUtil.java#L1932. Refer to the whole code of the method "executePostFormSubmissionProccessor".
Essentially, we will just need these few lines in our own plugin to get it to work.
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