{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"//"}]}
    //  node indices[1]:  n0, n1, n2, n3,     n0, n1, n2, n3,       n/a
    //                   /              \    /                  \
    //      vec indices:  n0, n1, n2, n3,     n4, n5, n6, n7,       n8