Transaction not yet indexed

21E7z87FMzF1cvWSgfvhfgRTcUDSk2GLmrNqHe1Ut5UNkKEi14qrUJX8QWrSdRQuYGdCYoHnBKAFrKUud28AETF3

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