Transaction not yet indexed

3EXCVRXGf1VUwe8j7Ka5xnKUPv1uHZ5amzvuAmLtWBXhLNzmDXYJ3pQrnv5eUjcaDBwMoMzaT4gKuUSFcvQPPFhP

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