contentType
The encoding used for the audio chunk. You must use 8 KHz PCM 16-bit mono-channel little-endian format. The value of the field should be:
audio/lpcm; sample-rate=8000; sample-size-bits=16; channel-count=1; is-big-endian=false
The encoding used for the audio chunk. You must use 8 KHz PCM 16-bit mono-channel little-endian format. The value of the field should be:
audio/lpcm; sample-rate=8000; sample-size-bits=16; channel-count=1; is-big-endian=false