{
  "verifier": "Mido independent parsed-event comparison",
  "header_and_tracks_preserved": true,
  "all_event_ticks_and_sequence_preserved": true,
  "only_requested_strike_velocities_changed": true,
  "changed_note_ons": 72,
  "unchanged_events": 519,
  "source_bytes_unchanged": true
}