Transaction not yet indexed

XkkTQW7chn1pME8eeKjqRZPQYJUC42nvvRkkoQvkc9B1UuwVTY9CSUtcavhiWpiqdCLFrbwiFEzQTHWaFw2M8Eq

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