Transaction not yet indexed

53CUgwnPyCW1sjWyHXm7JU6DPjo49fd2mzFkh3i72TXWNEWdihU63jtGqBdFfV2a1Qjaeb71N9Z8gZW6hMaGUTep

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