Sending data with a POST request in non-transparent (non-streaming mode)

How much data I can send with a POST request in non-transparent mode?

hello, could you please tell us the module type and current firmware version? thanks~

The modem info.: BG95-M3, BG95M3LAR02A03

please refer this screenshot, thanks~

Thank you for your reply. I want to make sure. This is for the non-transparent mode?