Transaction not yet indexed

21Dc8PAMpZicvB9Da5Y1s1VstSaSqDLqC3EadeaFrPxgFEiwN6BGLtQxidLmqcv3hykpJhGaqVNcv8LTsd5pp4Hm

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