Transaction not yet indexed

Dou6HZkv8dKBduTQYpsWEspPa9wekbUR8skBSw178SUoVpTNhk2JFYvXHFmX2PtH2v4hfxqKR9XEeFsLb64eaKy

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