Transaction not yet indexed

21F57pKKKwvRGiqqVJzEeiDvTHFvU3C6PdXXmvaf4si2vPRfPyM9o8gHzNLEMhNDCq8Jt5sad2DL8VwR9AqGAhX9

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