# Blockchain - [Create a dApp](https://docs.decentraland.org/creator/scenes-sdk7/blockchain/create-a-dapp.md): Reference for creating your own Decentralized App - [Deploying Your Transactions Server](https://docs.decentraland.org/creator/scenes-sdk7/blockchain/deploying-your-own-transactions-server.md): Provide users with costless transactions - [Scene Blockchain Operations](https://docs.decentraland.org/creator/scenes-sdk7/blockchain/scene-blockchain-operations.md): Learn what the SDK offers for performing operations with the Ethereum blockchain - [Second Layer](https://docs.decentraland.org/creator/scenes-sdk7/blockchain/second-layer.md): Use Polygon's sidechain in your scene to enable much faster and cheaper blockchain transactions. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.decentraland.org/creator/scenes-sdk7/blockchain.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.