Transaction not yet indexed

321Nb4358i72kTr5XPK1SU597UU37f9CaCJ7TWLgAjgbvu6DAuMsBY5Djp5U6XR8JuuxaN2uVWZFzSuDMUrMjKL2

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