Transaction not yet indexed

31Cof2h6dS1S7E6yzf3WrpmMZf5q7LDSQDWrd8Bb5JhvnLEeEmf5QUU4g1xEmJHPr5MDPFuxTahLChdVppHB8Hpk

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