Navigate to the Outbox page and find an export button on your top right corner.
You have two options:
Export filtered - will export your outbox messages list with all the filters applied;
Export all - will export the entire outbox messages list, no matter how it was filtered.
The ‘Export filtered data’ option allows you to export only data that falls under the filter.
The following window allows you to export messages to the .csv file and send it via email. Click on the Export button and wait a few seconds for your file to be generated.
The .csv file contains following fields: