I did not see the datatype called "attachments" in the Appsearch documentation
I found a suggestion to use _simulate (which means to post the attachment to elasticsearch first then query the elasticsearch _simulate to get back the data to be submitted to the Appsearch
or
Are we missing something?
Another solution is to use Tika: * programmatically parsing my files with Apache Tika (should I convert them to Base64?)
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