I tryed to send "/avatar/change" osc message but it does not work.
I also sended "/avatar/parameters/..." together and it works.
osc.send({address: "/avatar/parameters/BustSize", args: [0.5]}); // works
osc.send({address: "/avatar/change", args: ["avtr_0eb0aeff-5a47-4c01-86e7-943cfcc1e8b5"]}); // not working