Invalid snippet on homepage

[thibaultcha]

curl --request POST \
  --url "http://httpconsole.com/debug?foo=bar&foo=baz" \
  --cookie "foo=bar; bar=baz" \
  --header "Accept: text/plain" \
  --header "Content-Type: application/json" \
  --data "{\"foo\": \"bar\"}"

Gives:

Cannot POST /debug?foo=bar&foo=baz