How to send logging data from arduino to my nextcloud server?

Hi.
I have s super e-crop ( http://grckast.axiscam.net:9090/ ) you can chek …based on arduino.
I want to make arduino sends the data to nextcloud.How can i make nextcloud to save them in a data base?Hope you can understand my question.Thank you.

You can upload via webdav, not sure if you can mount network resources directly in arduino.

I use a raspberry pi zero w. For IOT devices. then giving them a seperade user and sharing, the directory with a openHAB running on the same device as nextcloud.

Well, there already was a discussion about Arduino support here:

And here is the Arduino file: