Transaction not yet indexed

4Mef3MDMKbcsW7XRQKocwYNhwFCDegocNUZguVYPRa8wQrNBsoDmpMrhpnvpgdUKpRRL6P7pRxQJH9k5V7ySjH66

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