docs: public com.squareup.okhttp.Call getMarketsPricesAsync(String datasource, String ifNoneMatch,
              final ApiCallback<List<MarketPricesResponse>> callback) throws ApiException {
  
          com.squareup.okhttp.Call call = getMarketsPricesValidateBeforeCall(datasource, ifNoneMatch, callback);
          Type localVarReturnType = new TypeToken<List<MarketPricesResponse>>() {
          }.getType();
          apiClient.executeAsync(call, localVarReturnType, callback);
          return call;
      }