Header header
uint8[] audio_data
int32 bits_per_sample
int32 sample_rate
int32 number_of_channels
int32 number_of_frames
header${description}
audio_data${description}
bits_per_sample${description}
sample_rate${description}
number_of_channels${description}
number_of_frames${description}
${name of associated topic}
${name of associated topic}