Transaction not yet indexed

53un7DceEeDMurFqmMvgnsuJmqmAfwMnMug2VMiv3Lk3wPrRYQJKA1NwpbQXrHZLQbaBC9ghukiTzq7rLKNqMxgo

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