Transaction not yet indexed

5c668GuQXL64djnpnzDqmQNcnan8pXuCvFXyhb3yWFMP8t6BTmrRWT9Wi86qBtXLTAP5djdbYf3u4R8im2hWxYuy

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