Transaction not yet indexed

21SykVADbZkh9mRrAMXJdTEMNCDYYPpUtAaSWhKu5bm97CKVaXuvCAy1312wMMHh9s6mup6DdpMUM1imLSqSSQME

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