Transaction not yet indexed

FMK2Ywa4C1PsrnVLgdW1opmtnuPUqdP8wV1mSXFZbSD3U1qcn9WpPhvTGoSykoCVXSWHa9srWBUvs8dS4Jan8Th

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