{"tonagi":{"app":"material curado","kind":"sequence","schema":1,"createdAt":"2026-10-04T09:00:00Z"},"content":{"id":"5AB257F4-87ED-5AD0-A585-8082FA094F50","steps":[{"note":"I–IV–V–I in F, 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":[53,69,72,77],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[58,70,74,77],"tuningId":"justo","tonicIndex":5,"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":[60,67,72,76],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[53,69,72,77],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1}],"title":"All instruments · Cadence in F major","embeddedTunings":[]}}