Transaction not yet indexed

mndKk51YpiX28XfvpGAk8E9YgmyGF5qPjXpcqVbgptxkUUPUmS8KGxzQbJEfE43LMEDRxDDxTyhPsBTH1oTZVCu

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