Transaction not yet indexed

421fwnWoqfxPGwUP9i2nnKUupZoDRXLnGRagyYJCgjSgPYCSFjM4bY3h2uDLgb27fNRfKoZkMHcMrqCXSKNNEAnL

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