Transaction not yet indexed

5u6QboRkdWuiPqwXrYb3JBHsqZxbisNVuNkMxpRZdYR6xtCQoZE6r7W2fwQn6BM3kd6HDbkki7GrAwPSP3Y2eATc

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