Transaction not yet indexed

YLFfJ6eiE2KpRuRgvq3MWqQdKgGqYD4tFRTG2dAmLoJPcbXgAMUfWoyREu1ACfpDDASR3Be2xy1r2hAaGkJTFpk

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