Hey @Radiergummi,
You can use the simal node in the Function node. You need to make sure that crypto is exported and accessible in the node. If you’re using the n8n cloud, you don’t need to worry about exporting it. If you’re not using n8n cloud, you can export the crypto following the instructions mentioned here: [HELP] Not been able to import external modules - #8 by jan
Do you have sample data that I can use to test the Crypto node?