Transaction not yet indexed

21Gp4K35jYyis1kq3WkprkFWCHnbqNK56yNrenioZmDvRTCh9ckxPwb4ZBrdX7SGDjSQb5YGFBWUez8JbNSAMzx6

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