Transaction not yet indexed

MTC4fymPkWCqdce1o2JKzuASrHP5hsH3hpFVvPfAwQRR2voSV7sWirs5KEmh78d31vbAYBcLXAxWmxTkMvXYBB7

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