Insight Discovery import returns error 400 when uploading many files

Issue Summary

Discovery tool can have many results from scans, when there are many scans (more than 100) import execution fails for some of the scans.

Steps to Reproduce

1. Produce more than 100 scans with the discovery tool (have these in the `scans` dir)
2. Run discovery execution command with `-z` to upload the files. After some imports going through it starts getting 400 for the rest of the imports.

Expected Results

Upload and import all scans.

Actual Results

Gets 400 status code from import execution endpoint. Logs will show similar logs as follows:

...
Uploading file... 
Uploaded file successfully 
File uploaded, instruction Cloud to execute file... 
Failed to execute upload 
Exceptions: 
Response status code does not indicate success: 400 (Bad Request). 
...

Workaround

Unfortunately there is no workaround available currently. But the dev team has identified the issue and is working on a fix.