Transaction not yet indexed

668PuNTkAno9JkLT7bGU7C6jDReeWdvDPxYS21MR9vEFPcttUwtxwBLVEuMVr5ZkW5D5xiovRWuHpZRF6MZRD8hZ

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