Transaction not yet indexed

mpn4XgWoBALaoNBKwUcTaQvRpiB9ZhAqffMNkw9hCk1LMSsD9kisaRCTmDaWwdCHWSUijJuEscxKREKNVru7n78

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