Function zvec_index_params_set_fts_params 

pub unsafe extern "C" fn zvec_index_params_set_fts_params(
    params: *mut zvec_index_params_t,
    tokenizer_name: *const c_char,
    filters: *const zvec_string_array_t,
    extra_params: *const c_char,
) -> zvec_error_code_t