Transaction not yet indexed

Nb6BruEXVhvALRLGoWWdjuBXWiQbDqtWwEwGHJm45sNp6eb68YPy6BBg7xFFHDCk8CY1VrYGqV3L6K4bqwVznrq

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