That’s a simple xml or EDL export. No, wait. Being a professional tool FCPX doesn’t allow you to use an XML or EDL without spending money and installing a plugin first(scnr)
xml
http://assistedediting.intelligentassistance.com/Xto7/
edl
http://xmil.biz/EDL-X/EDL-X.shtml
That link CMX3600 only, might not work with RED-Footage or anything that uses clip/reel names longer than 8 characters.
CMX3600 does only allow 999 events per timeline, anything above that won’t be processed orderly.
I have the whole movie rendered out as one file from premiere
A proper EDL workflow should relink to the source clips, so rendering the whole movie might be unnecessary.