Transaction not yet indexed

21SLKYGvwbWT2HZW3FFcS9mwvMw3E5gYNAnoVBZ2vpco5QwqQyknXvVCFxLPwFAvmSXeChBmQvxSTDkyZHhobEgf

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