Transaction not yet indexed

21mgkvBMUC3NdCDXz8Zt4K7rEjv9nSBNaQV4Uni6doPwfqN5zt7P9SLPuvMFmLNkyvnYod8GPrtUsBEgocQcq2cg

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