Transaction not yet indexed

YDFefUL9cN55Lco39GYVi9Gzw8TDzrv755QKrM2YFRUgXE6RC4Rhejpm4e1nf8Em8xSAh25un7EKFCR54QHa2ou

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