RuntimeError: Order API error for SENSEX26MAY76400CE: Couldn't parse the JSON response received from the server: b''

[Loki]

Getting below error

RuntimeError: Order API error for SENSEX26MAY76400CE: Couldn't parse the JSON response received from the server: b''

can anyone help what might be the issue, everything else seems to be working find but orders are not getting placed.

[admin]

@loki your API request snippet must be sending some incorrect data.