Transaction not yet indexed

mTKC6WEAMLLAAmFmiNJQZykt6PSH6BXVX86eR1fFvRpybhtKztGFP2dtyKfP49h5baHZ8KoyuKirFM43P3unNEX

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