Transaction not yet indexed

5S166hXubqGPVFhuG37M62zSpyVdwmyj4BsntcuRhcL2mZYcWuVUbP8VaCMYAe9TpKnn9FHptGH8A1kWBYhA2PRE

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