firstOrFail(); $tenant->update([ 'account_iban' => $request->input('account_iban'), 'account_bic' => $request->input('account_bic'), 'account_name' => $request->input('account_name'), ]); return response()->json([ 'status' => 'success', 'message' => 'Bezahldaten wurden gespeichert.', ]); } }