curl -X POST http://localhost:20010/api/variety/create
-H "Content-Type: application/json"
-d '{
"name": "螺纹钢",
"code": "RB",
"tick": 1.0,
"tick_price": 10.0
}'
curl -X POST http://localhost:20010/api/variety/create
-H "Content-Type: application/json"
-d '{
"name": "螺纹钢",
"code": "RB",
"tick": 1.0,
"tick_price": 10.0
}'