Transaction not yet indexed

321dfTfhnGFoPAyiCGnch6bYSsoRBtQyXvFUqdjPTMYwYWZmLLAcudfbuFapXtkBbfh7ivkSvR8VGS2PbVrg2N95

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