1{
2    "language": "zh",
3    "messages": [
4        {
5            "id": "Hello {From}!",
6            "message": "Hello {From}!",
7            "translation": "",
8            "placeholders": [
9                {
10                    "id": "From",
11                    "string": "%[1]s",
12                    "type": "string",
13                    "underlyingType": "string",
14                    "argNum": 1,
15                    "expr": "r.Header.Get(\"From\")"
16                }
17            ]
18        },
19        {
20            "id": "Do you like your browser ({User_Agent})?",
21            "message": "Do you like your browser ({User_Agent})?",
22            "translation": "",
23            "placeholders": [
24                {
25                    "id": "User_Agent",
26                    "string": "%[1]s",
27                    "type": "string",
28                    "underlyingType": "string",
29                    "argNum": 1,
30                    "expr": "r.Header.Get(\"User-Agent\")"
31                }
32            ]
33        }
34    ]
35}