> For the complete documentation index, see [llms.txt](https://api-docs.everreal.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api-docs.everreal.co/endpoints/contract.md).

# Contract

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To use EverReal playground is required to provide the Bearer token, read more in Master Data page
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To understand what is necessary and how to use graphql, in Master Data page we explain what is necessary to do

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[Ideal CSV Structure](/how-to-guide/everreal-data-import-process/master-data.md)
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