Transaction not yet indexed

Dd6J8eUWMmEC2kzMnfu5t3Ws7CKb5CubqUxs9tBCodXYq1wGefdHujWAUbbx2skiRu5STP2hB7oBSNysxwiERRd

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