data和form data丢失了重复的key

[xiaohengdai]

Description
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To Reproduce
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2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
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包括data和form data，统一被Lyrebird处理成了一个dict（为了方便查看和checker使用），带来的问题是丢失了重复的key。这个可以在github上提个issue，是个已知的待支持的问题