# Quick Start

### 1. Clone & Build

```bash
git clone https://github.com/unibaseio/unibase-da-sdk.git
cd unibase-da-sdk
```

### 2. Upload File

```bash
export CHAIN_TYPE=opbnb-testnet  # or op-sepolia, bnb-testnet
cd example/upload
go build
./upload --path=./your-file --sk=<secret_key>
```

### 3. Download File

```bash
cd example/download
go build
./download --name=<file_name> --path=./save-dir --sk=<secret_key>
```

### Supported Networks

| Network       | CHAIN\_TYPE   |
| ------------- | ------------- |
| OPBNB Testnet | opbnb-testnet |
| OP Sepolia    | op-sepolia    |
| BNB Testnet   | bnb-testnet   |

### Next Steps

* [Nodes Bootstrap](/unibase-docs/unibase-da/nodes-bootstrap.md) — Run Stream, Storage, or Validator nodes
* [Nodes Operations](/unibase-docs/unibase-da/nodes-operations.md)


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# 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://unibaseio.gitbook.io/unibase-docs/unibase-da/quick-start.md?ask=<question>
```

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.