docs: function prepareCustomParams(config, dict) {
      const customParams = {
          'custom_param1': '',
          'custom_param2': '',
          'custom_param3': '',
          'custom_param4': '',
          'custom_param5': '',
          'custom_param6': '',
          'custom_param7': '',
          'custom_param8': '',
          'custom_param9': '',
          'custom_param10': ''
      };
      if (config.ENRICH_CUSTOM_PARAMETERS) {
          const enrichedCustomParams = config.ENRICH_CUSTOM_PARAMETERS(customParams);
          for (const param in enrichedCustomParams) {
              if (param.match(/^custom_param([1-9]|10)$/) && enrichedCustomParams[param] !== '') {
                  dict[param] = enrichedCustomParams[param];
              }
          }
      }
  }