How to set quantized layers index?

Description

Hello ,
I use tensorrt post-training quantization to quantize my model.
found that leakyrelu supports bad.

So could I select the quantized layers all by hands?
If I can, how could I do?
Maybe C++ version is better.

Environment

TensorRT Version: 7.2.0.14
GPU Type: GTX1650 / xavier NX
Nvidia Driver Version: 450
CUDA Version: 11.0
CUDNN Version: 8.0
Operating System + Version: ubuntu18.04
Python Version (if applicable):
TensorFlow Version (if applicable):
PyTorch Version (if applicable):
Baremetal or Container (if container which image + tag):

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Could you please refer to below link in case it helps

Thanks