Transaction not yet indexed

21HVttyLL7Z2iVqHHzBqf6Md3ghGRF9dXmaUrmJbpzM8fw1HfQ5FJmahpC8Mc5ZSq3v95H4pV8Xp55Us7ToNUrL8

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