instructions
  1. Visit https://advertising.amazon.com/cm/campaigns
  2. Right-Click on the page and "inspect" to show DevTools
  3. Select the Network tab on top, then select XHR tab on the sub-header menu.
  4. inside the "filter" text field, type "campaigns" and refresh the page with ctrl + r. (On a mac ⌘+r)
  5. (1) line should show up! click it and view the "response" section
  6. Paste your XHR response data into this form and see some magic happen!

This is what you'll see after you upload data:

Example Dashboard