Transaction not yet indexed

1SpmoMWmesx8j3R2sbrXR8Mdudobtm5VGU2X7eqaBtAeRcrsip6E9kuhzF9eTGPb96V8mVw9TzsU8UE9qRzK3Qp

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