When I try to add the blank line between the header and the payload it just sends the response with 200, any idea why?

This is what i type in the consol and the output:

treehouse:~/workspace$ telnet httpbin.org 80
Trying 34.238.32.178...
Connected to httpbin.org.
Escape character is '^]'.
POST /post HTTP/1.1
Host: httpbin.org
Content-Lenght: 32

HTTP/1.1 200 OK
Access-Control-Allow-Credentials: true
Access-Control-Allow-Origin: *
Content-Type: application/json
Date: Thu, 25 Apr 2019 02:27:17 GMT
Referrer-Policy: no-referrer-when-downgrade
Server: nginx
X-Content-Type-Options: nosniff
X-Frame-Options: DENY
X-XSS-Protection: 1; mode=block
Content-Length: 267
Connection: keep-alive

{
"args": {},
"data": "",
"files": {},
"form": {},
"headers": {
"Content-Lenght": "32",
"Content-Length": "0",
"Host": "httpbin.org"
},
"json": null,
"origin": "52.72.224.187, 52.72.224.187",
"url": "https://httpbin.org/post"
}