Transaction not yet indexed

YMFKTiKMDtdSJpcSNjZNf16pCSPqsnR7TqrJbiTy4eruFRmvbftdaVfNxcqgcyM5VdbJJgo45gRGw7VGv4AL47N

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