{"tonagi":{"app":"material curado","kind":"sequence","schema":1,"createdAt":"2026-10-04T09:00:00Z"},"content":{"id":"99F4E514-10C4-54D1-AFBD-C4581AB0E19A","steps":[{"note":"First hear the chord, Just on the tonic: it rings without beating. Then play the arpeggio note by note against that sound. It sounds an octave up so the phone can play it: tune at the octave.","rest":false,"notes":[52,55,59],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[40],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1},{"note":"The minor third: in Just it sits about 16¢ high.","rest":false,"notes":[43],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[47],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[52],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[55],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[59],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1},{"note":"Last note. Turn on Mirror and the sequence walks you back down.","rest":false,"notes":[64],"tuningId":"justo","tonicIndex":4,"durationUnit":"free","durationValue":1}],"title":"Double bass · E minor arpeggio","embeddedTunings":[]}}