Transaction not yet indexed

Y2kn2b2QHzF9LL9taSG5Ky6yveXVQJMuSaaUSbu6w5mRBN9pSwCA5PB2ffsqfSWLbx8mE2J5mkSeYmc6XTeEMMJ

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