Transaction not yet indexed

5ZKkUG9xULPVPU47odxW9W5ptrkc4a2eUmJdvEHr3ZDAgDPYYAqSdRJKPfzf5iMfCqYmqmJVGWuGhjCSMhE3D6Ah

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