Transaction not yet indexed

u6mFyPAKBGo3NFCgUQJqmMCTfEhLvRE7msVbkdrLPg1bxL2PGnGixMiLVNpabha4TiTsNEb3QCBEjD6D8iUZMrC

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