{"success":true,"textLength":35,"totalBytes":39936,"audioFormat":"WAV/PCM (sampleRate=8000, bits=16)","hasWavHeader":true,"dataOffset":44,"pcmDataLength":39892,"estimatedDurationMs":2493,"sampleRate":8000,"bitsPerSample":16,"firstSamples":[-2,-3,-2,0,0,-3,-2,-1,-1,-2],"isAllZeros":false,"frameCount320":124,"note":"✅ Format is correct for AudioSocket (slin16 8kHz)"}