Transaction not yet indexed

1u6bStuZ5QEGPVpYrLDbPAsvxgQZWQLpo2WuFF6grfsdDPw5WGQcx4Jn8qnwgm8pKZ6JMaoMH7D7zuvaVZQPQLT

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