Transaction not yet indexed

MefFDSKcDCacR4ryKQv6txXaMLY7qHv9g8fmHcs2fCoTCRcQuuyMvXjKFLUDTD4ocptVfhvarHh8SGL18BX9H8M

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