1{"Put":{"state":"ˇHellö world"}}
 2{"Key":"f"}
 3{"Key":"ctrl-k"}
 4{"Key":"o"}
 5{"Key":":"}
 6{"Get":{"state":"Hellˇö world","mode":"Normal"}}
 7{"Put":{"state":"ˇHellö world"}}
 8{"Key":"t"}
 9{"Key":"ctrl-k"}
10{"Key":"o"}
11{"Key":":"}
12{"Get":{"state":"Helˇlö world","mode":"Normal"}}