Transaction not yet indexed

ifMwFvB9ZTRM3NM984wc6qE91gDG2mw7nRVmMtV1QCGBUDV9Un9sPrffjyrSbJMfdXKWgsWNvYWygC1gkQyomj2

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