The phrase "indulge it" is correct and usable in written English.
It means to allow or give in to something. Example: "I know I shouldn't have another piece of cake, but I can't help but indulge it."
Escapism is a pretty inviting theme these days, and it's easy to see why a massive band would indulge it a bit at this point in its career.
Crucial to the show's rapport with its audience was the narrator, who continually joshed the material itself, acknowledging its absurdity and encouraging us to indulge it.
We indulge it and we weaken them.
Societies can indulge it or they can challenge it.
"And now we can afford to indulge it".
She understands this impact, and can indulge it.
If the referee Halsey saw it, he indulged it.
Common usage rejects such meaning of 'voluntary' and law has not heretofore indulged it.
Freely indulged, it makes you fat and drives you into bankruptcy.
He acquired it early, and has indulged it often, in the ranks of neoconservatism.
She had already recognised her passion for learning, and indulged it to the full.
