Transaction not yet indexed

RKkG2FkaPBj3CqaYkUNfd7bRJSgobcPbPs3kNJx3ExnZsnu98XbcfqHC8yrkLFBhoAXqFgTnajquiGihbmkKdLi

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