Transaction not yet indexed

21CoQbRKEfCSLanMLABLQfsSNJhaEbTiUJ9UBDfFb9Ww9UXwvQxTacfmeEq6u1qTGFWfPsTssoH1i9kR3jGXzwu5

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