A training, event or programme here can have a fee, and it says so on the page with a named organisation behind it. Being asked for money in private is different: no fee to process, secure or release anything, and nothing paid to a person instead of an organisation. That is a scam - report it.
The European Commission offers the MSCA Postdoctoral Fellowships to researchers of any nationality. Specifically, this program supports excellent researchers undertaking mobility between countries and sectors. Consequently, fellows gain new skills and experience while conducting top-tier research…
The full details and the official application link are on goimpactnow. This thread is for questions about applying.
Start the documents before the essay. References, transcripts and proof of status are the things that take weeks and are outside your control. The writing is the part you can do in a hurry; the paperwork is not.