pub unsafe extern "C" fn lgraph_api_in_edge_iterator_set_fields_by_data(
it: *mut lgraph_api_in_edge_iterator_t,
field_names: *const *const c_char,
field_names_len: usize,
field_values: *const *const lgraph_api_field_data_t,
field_values_len: usize,
errptr: *mut *mut c_char,
)