python request请求拿不到数据

python requests爬虫，返回的状态码是200，却没有数据，但是网站是有数据的。

下面是代码：

data = {
    'jcsj': 'gdsj',
    'jcsjnf': '2019',
    'jcsjgdsj': 'qn',
    'whereBean.jcrqks': '2019-01-01',
    'whereBean.jcrqjs': '2019-12-31',
    'whereBean.jclb': '0',
    'whereBean.qybh': '05D15BA1AD6A42A1A1C5C89CC73F7250',
    'whereBean.sheng': '872074A68E4F284CE05302FD10AC32F2',
    'whereBean.addressid': '211.161.248.101',
    'whereBean.sjlb': 'B',
    'whereBean.jcfs': 'A',
    'jumpPage': '1',
    'pageNo': '1',
    'interval': '10',
    'total': '',
    'totalPage': '9'
}

header = {
    "Accept": "application/json, text/javascript, */*; q=0.01",
    "Accept-Encoding": "gzip, deflate",
    "Accept-Language": "zh-CN,zh;q=0.9",
    "Connection": "keep-alive",
    "Cookie": "JSESSIONID=D65C9177AFCC99C074BCD5E7AA8ADC0F; insert_cookie_cnemc=65517948",
    "Content-Type": "application/x-www-form-urlencoded; charset=UTF-8",
    'Origin': 'http://123.127.175.61:6375',
    'Referer': 'http://123.127.175.61:6375/eap/hb/cxfx/jcsjcx/jcjgxxcx/jcjgcxdt.jsp?id=05D15BA1AD6A42A1A1C5C89CC73F7250&sheng=310000',
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.119 Safari/537.36'
}
r = requests.post('http://123.127.175.61:6375/eap/jcjgcxAction/listnew.action', headers=header, data=data)
print r.status_code
print r.headers
print r.content

网址：

http://123.127.175.61:6375/eap/hb/cxfx/jcsjcx/dtcx/qyxx.jsp?id=05D15BA1AD6A42A1A1C5C89CC73F7250&sheng=310000