Transaction not yet indexed

NnfMEDQrqdnvo2rv8TCnxAVZDkc45mvcyJrsFBVUE1thsinfCbrZUBmJsYkZLGh5jnPULTSM8i5ujNJyNqSpAf4

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