debug json error

app.py

@@ -388,6 +388,7 @@ if st.button('Extract Sentences'):
         df_current_ts_id = list(df_current_ts.ID)[0]
         if df_current_ts_id not in list(df_sheet.ID):
             df_new_sheet = pd.concat([df_sheet,df_current_ts])
+            st.write(df_new_sheet)
             mysheet.write_gspread(df_new_sheet)
             st.session_state.gsheed = df_new_sheet
             st.write('video added to sheet')