PrHacker235  /tellraw @a[dy=1] {"text":"Welcome to ","extra":[{"text":"Xxxx ","color":"yellow"},{"text":"xx ","color":"green","italic":"true"},{"text":"Xxxx","color":"white","bold":"true"},"!"],"color":"blue","clickEvent":{"action":"copy_to_clipboard","value":"xxxxxxxxxx"},"hoverEvent":{"action":"show_text","value":"点击复制qq群号"}}

2021.12 数据，可能有更多内容

PrHacker235/tellraw @a[dy=1] {"text":"Welcome to ","extra":[{"text":"Xxxx ","color":"yellow"},{"text":"xx ","color":"green","italic":"true"},{"text":"Xxxx","color":"white","bold":"true"},"!"],"color":"blue","clickEvent":{"action":"copy_to_clipboard","value":"xxxxxxxxxx"},"hoverEvent":{"action":"show_text","value":"点击复制qq群号"}}

好活...............

啊