Transaction not yet indexed

21Nf4LLBEz8Uk25Tc7KWqVFq5S1SLgjTfN6sFBaUALndWqaPQmmTb9HJfqgFb4djZg1LFnyneaHdg3aMEXEXGFy5

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