I would disagree that this was Nietzsche’s intent - rather, that one simply responds to life —eternal and flawed, exactly as you live it—with a joyful yes! (It’s also intended as a thought experiment, rather than metaphysical statement). Here’s a great short video I discovered recently on exactly this…

https://m.youtube.com/watch?si=tqj1j70U6j0eR8Zf&v=skC9IbvRXx4&feature=youtu.be