Transaction not yet indexed

RMk8DEP6w4XvDzYVxiR5eBbMkfBhm2RMYDMzTWajKPNqApYLoWTNAhWE2bnjeLbmWFLBx5yAWZuRAQsQ9eh6dqx

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