Transaction not yet indexed

YmDYCW9AfGQvvtu7Lw7i9uvMQp8LqbPNr3f5mVvQi6XQhiW1Fm9vM73c6cVVHb8DwBm6aPBQMReUXvnJ2knc3NP

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