Transaction not yet indexed

21LSC4xFQnknePM91RCWwwWff3kwTc5ByPyDL4oaZq1bze9hUuJQPLSrmqXZeZnbQ5Fc3zg3TJevfskWBcm2EdMM

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