Transaction not yet indexed

Yc91xUBhgpRpA4Ax4mcPvAa5fey4sddD9gvnkrk4n84FeqQVBzQvjdpLKUbRkAyAtMmBSnxAn53oXvSrbQK3Fhw

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.