{"ast_node_type":"variable","tokens":[{"end":63,"kind":"keyword","start":0,"text":"let"}]}
                    let macro_def_crate = macro_call.def.krate;
                    let macro_call = db.lookup_intern_macro_call(macro_call_id.into());
                    // First, if this is the same crate as the macro, nothing will work but `crate`.