...

...

...` (no newline inside). We'll produce as single line or 2? We can keep entire JSON as single line? but maybe they don't mind? but they insisted for HTML, no newline; for final message we can include newline? they say `Chỉ trả JSON` and `HTML template: no newline` meaning the `content` string should be on one line (no newline). We'll include entire JSON on single line? That may be easiest to ensure no newline in HTML. We'll produce final message as: ``` {