Transaction not yet indexed

667Ecm6i7P5s9UFE4zmQWYs1aKVAnRrdSxiw2kXMTea7PQKccUSySzhMDfWPGgXsmcG978yHWSTqwEc6pfh8TS9p

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