The local new article about the raid, where they took a bunch of fancy cars etc, made it sound more like a run off the mill money laundering issue. Why would someone who wants to overthrow the government spend all their money on luxury goods? This doesn't add up at all.
https://www.oost.nl/nieuws/2670302/inval-bij-bedrijf-in-geesteren-sportwagens-boten-en-motoren-meegenomen-eigenaren-aangehouden