The problem was solved by disabling power management on my raspberry:

Hi there. I've recently created a simple web page where I call domoticz API to control my Xiaomi smart home. The domoticz server runs on a raspberry pi and the smart home configuration consists of xiaomi getaway, YeeLight bulbs and a couple of temperature sensors. It has been working perfectly about ...

I would like to be able to store any arbitrary text data. In my case, I need to save a custom json containing events from multiple google calendars. For his purpose. I currently started an additional Flask server on my raspberry, but it would be better if I had only domoticz. Another option is to ...

I have a script that fetches json data from an external service and I want to push it to my domoticz, in order to get this data over wifi on my device using domoticz API.

So I'm wondering if there is a way to store arbitrary data as text on the server?