Transaction not yet indexed

53NtUXsTS5GjKU7WGYqcxTP8G7RqnsuddBC9RFS3RSPTZaCkku3fCSkQqr6RUbKTiQ9UuMeR9xF2tddaFSVE3Tsj

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