Transaction not yet indexed

1Ku4sZkgtGagYivm93PiZH8HKsALa1YPg1PFfzzoj4L1dTu9Y8r7A6C4875ddgyHdDaBHv94cptpVUhzMVk8hCV

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