{
	_id: string;
	_rev: string;
	workoutId: string;
	exercise: {
		_id: string;
		name: string;
		isFavorite: boolean;
		description: string;
	}
	note: string;
	sets: [
		{
			resistance: string;
			performance: string;
			note: string;
		}
		...
	]
	createdAt: number;
}