Transaction not yet indexed

21b1aDXCtbVMnKKPBXTYoY9DwLUSjqDBuxdJPEq7VSoscg1ua3jhDae1ibLBpmJCqbBuo6FFPBCBbbVYP8ZmgXYs

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