Transaction not yet indexed

53LfGemqKM5526CHcDKjhvLbwLqwuZksarwdFbxgNUS8hAqMgjRSxhBmD3jJDjuD5gUHo5siZnDCK4sxu9Tg6RAe

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