Transaction not yet indexed

WKfxmJJPK9jP7j7bG1i6hJs2C1kHUtXGcn7ARFrFJXW8Dj2uf6n6oAN9q8v687M5fsEqk5dGJtsufvNMPJFCHPK

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