Transaction not yet indexed

aC21iXTN7UGrs4TMgEdWWCeH2gDXcbj4XDkYcuEvfUoYdggZoNW5hfPcigCLKZhGHQ4d2A9RQEUM863h8G7zu2N

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