Transaction not yet indexed

MPkmcNAMvZVJJ8T9GRpbTSxctMPQPhdosRWpeUeApohLj4o7J8tzgcQd1K4txPxMAHSFBC3WKe37mk5J7fzqXJc

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