Unable to get output on running following command[stt --model model_quantized.tflite --scorer yesno.scorer --audio yes1.wav --json]

[ritesh7911]

on running this command stt --model model_quantized.tflite --scorer yesno.scorer --audio yes1.wav --json.

It is giving following output.
Loading model from file model_quantized.tflite
TensorFlow: v2.8.0-8-g06c8fea58fd
Coqui STT: v1.3.0-0-g148fa743
INFO: Created TensorFlow Lite XNNPACK delegate for CPU.
Loaded model in 0.0258s.
Loading scorer from files yesno.scorer
Loaded scorer in 0.000585s.
Running inference.
{
"transcripts": [
{
"confidence": 0.0,
"words": []
}
]
}
Inference took 0.131s for 0.000s audio file.

I am not able getting transcript.