Unable to answer "Who is allowed to park here? Parking may be free or paid." for https://osm.org/node/873879656 via StreetComplete 54.0:

Kein offiziell ausgewiesener Parkplatz (kein P-Schild)

Attached photo(s):
https://westnordost.de/p/177181.jpg
https://westnordost.de/p/177182.jpg