         7   6   5   4   3   2   1   0   7   6   5   4   3   2   1   0   7   6   5   4   3   2   1   0   7   6   5   4   3   2   1   0
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000000 | Number of entries in DB                                                                       | Pad set to 0xff               |
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000004 | 4096 Index entries, see IndexElement::Entry                                                                                ...
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004000  ...                                                                                                                            |
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