{"tonagi":{"app":"material curado","kind":"sequence","schema":1,"createdAt":"2026-10-04T09:00:00Z"},"content":{"id":"EDE43EED-5B6F-5003-BB6F-313DB6FA1557","steps":[{"note":"I–IV–V–I in A, Just on the tonic: every chord rings pure. Play or sing any note of each chord and tune it into the sound.","rest":false,"notes":[45,61,64,69],"tuningId":"justo","tonicIndex":9,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[50,62,66,69],"tuningId":"justo","tonicIndex":9,"durationUnit":"free","durationValue":1},{"note":"V: the leading tone is the chord's third — low and calm in Just, lower than you would play it in a melody.","rest":false,"notes":[52,59,64,68],"tuningId":"justo","tonicIndex":9,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[45,61,64,69],"tuningId":"justo","tonicIndex":9,"durationUnit":"free","durationValue":1}],"title":"All instruments · Cadence in A major","embeddedTunings":[]}}