Transaction not yet indexed

Mk6gWT21datnB8cG533R6uuoDy9EwEZkh3Pq1Q9vah7GTE2zx19Xuumqe2gEdNhvrq9wyqJ56iQzeKW6m86jAzX

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