Transaction not yet indexed

21PKtP28ppGXRXziPUk7NAhqAFMHdNaVQJaHkKSTJibZdy2AMVgPKd498eHTDNaDqhmbJHWWohRiGd4FQFEsm3Ri

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