Transaction not yet indexed

AmtDWm7gCxcMYs925YPUgv8vN4SP5cXWz6DxHrmQRFfrfghUNua8KCKwWv7cbGv4Me99VKBFwuHSeSdWYYdXLu3

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