code: function decompressSamples (o, receivedDeltas) {
    // add the delta to the previous value
    for (let i = 1; i < 3; i++) {
      for (let j = 0; j < 4; j++) {
        o.decompressedSamples[i][j] = o.decompressedSamples[i - 1][j] - receivedDeltas[i - 1][j];
      }
    }
  }
docs: Utilize `receivedDeltas` to get actual count values.
  @param receivedDeltas {Array} - An array of deltas
  of shape 2x4 (2 samples per packet and 4 channels per sample.)
  @private