Request data from the last X seconds.

[Jens Noriʇzsɔɥ]

Are you aware of the phyphox REST API, https://phyphox.org/wiki/index.php/Remot...munication, that is used for the app's remote access feature? Possibly, it already solves your task…

The buffer names can be obtained by the experiment sources at https://github.com/phyphox/phyphox-experiments.