{ "deviceId": "90e2f3834c0977205e441aa664916a9bdde81e8d", "tt": 2 }
curl --location '/openapi/bleSetSendCmdType' \ --header 'Content-Type: application/json' \ --data '{ "deviceId": "90e2f3834c0977205e441aa664916a9bdde81e8d", "tt": 2 }'
{ "code": 0, "msg": "string" }