Transaction not yet indexed

421mR3gNqBpxok7xpHfLPVmWP556miKon1suzgUMWbptCYN3sCF4AG6geXSd2zvPbrd9gAHS7kFKPV5uxWZPHLbE

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