fix

api/controllers/IssueCoinController.php

@@ -234,7 +234,7 @@ class IssueCoinController extends BaseController
         $data->total = (int)$data->total * 1e8;
         $data->chain_name = $data->chain->platform;
         $data->issue_charge = rtrim(sprintf('%.3f', floatval($data->charge)), '0');
-        $data->charge_unit = isset($data->gas->coin_name) ? $data->gas->coin_name : '';
+        $data->charge_unit = isset($data->platform->charge_unit) ? $data->platform->charge_unit : '';
         $code = 0;
         $msg = 'success';
         if (CoinIssueCoin::STATUS_FAILED == $data->status) {

wallet/controllers/IssueChainController.php

@@ -206,6 +206,7 @@ class IssueChainController extends BaseController
                 array_unshift($symbol, 'BTY');
                 $val->tokens = $symbol;
             }
+            unset($val->exer);
         }
         $data = $platform;