File "/usr/local/lib/python3.5/dist-packages/eikon/data_grid.py", line 164, in get_data
result = eikon.json_requests.send_json_request(DataGrid_UDF_endpoint, payload, debug=debug)
File "/usr/local/lib/python3.5/dist-packages/eikon/json_requests.py", line 96, in send_json_request
check_server_error(result)
File "/usr/local/lib/python3.5/dist-packages/eikon/json_requests.py", line 144, in check_server_error
raise EikonError(server_response['ErrorCode'], error_message)
eikon.eikonError.EikonError: Error code 400 | Backend error. 400 Bad Request