{"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"//"}]}
        // Field 5 would be the first element, so memory_index is i:
        // If field 5 has offset 0, offsets[0] is 5, and memory_index[5] should be 0.
        // Note: if we didn't optimize, it's already right.