# Quicknode

{% hint style="info" %}
Explore more, visit the [<mark style="color:blue;">**Quicknode Marketplace**</mark>](https://marketplace.quicknode.com/add-on/expand-network-1) today.
{% endhint %}

expand.network has integrated the following RPC methods on Quicknode Marketplace:&#x20;

### Get Quotes

The user will be able to get quotes of the specified token pair from different Dexs in an aggregated manner.

{% tabs %}
{% tab title="Sample Request" %}
**URL:**

```url
https://quicknode.expand.network/dex
```

**Payload:**

```json
{
    "method": "en_getQuotes",
    "params": [
        {
            "path": [
                "0x6b175474e89094c44da98b954eedeac495271d0f",
                "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"
            ],
            "amountIn": "1000000000000000"
        }
    ]
}
```

{% endtab %}

{% tab title="Sample Response" %}

```json
{
    "id": 1,
    "result": {
        "message": "success",
        "method": "en_getQuotes",
        "result": [
            {
                "dexId": "1300",
                "dexName": "UniswapV3",
                "value": "999"
            },
            {
                "dexId": "1500",
                "dexName": "CurveV2",
                "value": "999"
            },
            {
                "dexId": "1000",
                "dexName": "UniswapV2",
                "value": "997"
            },
            {
                "dexId": "1100",
                "dexName": "SushiswapV2",
                "value": "996"
            }
        ]
    },
    "jsonrpc": "2.0"
}
```

{% endtab %}
{% endtabs %}

### Get User Liquidity

The user will be able to get the balance of a particular token pair of an account.

{% tabs %}
{% tab title="Sample Request" %}
**URL:**

```url
https://quicknode.expand.network/dex
```

**Payload:**

```json
{
    "method": "en_getUserLiquidity",
    "params": [
        {
            "tokenA": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
            "tokenB": "0x6b175474e89094c44da98b954eedeac495271d0f",
            "address": "0x6fb447ae94f5180254d436a693907a1f57696900"
        }
    ]
}
```

{% endtab %}

{% tab title="Sample Response" %}

```json
{
    "id": 1,
    "result": {
        "message": "success",
        "method": "en_getUserLiquidity",
        "result": {
            "pairAddress": "0xA478c2975Ab1Ea89e8196811F51A7B7Ade33eB11",
            "liquidity": "2370404879481514",
            "tokenA": "109641696331105.2",
            "tokenB": "173027102912280350"
        }
    },
    "jsonrpc": "2.0"
}
```

{% endtab %}
{% endtabs %}

### Get Pool Liquidity

The user will be able to get the individual token liquidity within the specified liquidity pool.

{% tabs %}
{% tab title="Sample Request" %}
**URL:**

```url
https://quicknode.expand.network/dex
```

**Payload:**

```json
{
    "method": "en_getPoolLiquidity",
    "params": [
        {
            "poolAddress": "0x0d4a11d5eeaac28ec3f61d100daf4d40471f1852"
        }
    ]
}
```

{% endtab %}

{% tab title="Sample Response" %}

```json
{
    "id": 1,
    "result": {
        "message": "success",
        "method": "en_getPoolLiquidity",
        "result": {
            "totalLiquidity": "367337363162120717"
        }
    },
    "jsonrpc": "2.0"
}
```

{% endtab %}
{% endtabs %}

### Swap

The user will be able to swap tokens on different Dex.

{% hint style="info" %}
**Note**: If the 'bestSwap' field is set to true, the prepared transaction will offer the optimal route for the swap.

Conversely, if the 'bestSwap' field is set to false, the prepared transaction will be sourced from multiple decentralized exchanges (DEXs), contingent on the availability of liquidity pools.
{% endhint %}

{% tabs %}
{% tab title="Sample Request" %}
**URL:**

```url
https://quicknode.expand.network/dex
```

**Payload:**

```json
{
    "method": "en_swap",
    "params": [
        {
            "path": [
                "0x6b175474e89094c44da98b954eedeac495271d0f",
                "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"
            ],
            "amountIn": "1000000000000000",
            "to": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
            "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
            "gas": "230000",
            "maxSlippage": "3",
            "bestSwap": true             
        }
    ]
}
```

{% endtab %}

{% tab title="Sample Response" %}

```json
//----------------------If bestSwap is true----------------------
{
    "id": 1,
    "result": {
        "message": "success",
        "method": "en_swap",
        "result": {
            "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
            "to": "0x68b3465833fb72a70ecdf485e0e4c7bd8665fc45",
            "value": "0",
            "gas": "230000",
            "data": "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"
        }
    },
    "jsonrpc": "2.0"
}

//----------------------If bestSwap is false----------------------
{
    "id": 1,
    "result": {
        "message": "success",
        "method": "en_swap",
        "result": {
            "UniswapV2": {
                "from": "0xfFb4264A596751a580F046193f43064839052d6c",
                "to": "0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D",
                "value": "0",
                "gas": "990000",
                "data": "0x38ed17390000000000000000000000000000000000000000000000000de0b6b3a7640000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000ffb4264a596751a580f046193f43064839052d6c0000000000000000000000000000000000000000000000000000018acb343dfd0000000000000000000000000000000000000000000000000000000000000002000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc20000000000000000000000006b175474e89094c44da98b954eedeac495271d0f"
            },
            "UniswapV3": {
                "from": "0xfFb4264A596751a580F046193f43064839052d6c",
                "to": "0x68b3465833fb72a70ecdf485e0e4c7bd8665fc45",
                "value": "0",
                "gas": "990000",
                "data": "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"
            },
            "SushiswapV2": {
                "from": "0xfFb4264A596751a580F046193f43064839052d6c",
                "to": "0xd9e1cE17f2641f24aE83637ab66a2cca9C378B9F",
                "value": "0",
                "gas": "990000",
                "data": "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"
            }
        }
    },
    "jsonrpc": "2.0"
}
```

{% endtab %}
{% endtabs %}

### Add Liquidity

The user will be able to add liquidity on different Dex.

{% tabs %}
{% tab title="Sample Request" %}
**URL:**

```url
https://quicknode.expand.network/dex
```

**Payload:**

```json
{
    "method": "en_addLiquidity",
    "params": [
        {
            "dexId": "1400",
            "amountIn": [
                "1000000000000000000",
                "1000000000000000000"
            ],
            "amountOut": "0",
            "path": [
                "0x6B175474E89094C44Da98b954EedeAC495271d0F",
                "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2"
            ],
            "fromInternalBalance": false,
            "to": "0xfFb4264A596751a580F046193f43064839052d6c",
            "deadline": "1694617738234",
            "from": "0xfFb4264A596751a580F046193f43064839052d6c",
            "gas": "230000"
        }
    ]
}
```

{% endtab %}

{% tab title="Sample Response" %}

```json
{
    "id": 1,
    "result": {
        "message": "success",
        "method": "en_addLiquidity",
        "result": {
            "from": "0xfFb4264A596751a580F046193f43064839052d6c",
            "to": "0xBA12222222228d8Ba445958a75a0704d566BF2C8",
            "value": "0",
            "gas": "230000",
            "data": "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"
        }
    },
    "jsonrpc": "2.0"
}
```

{% endtab %}
{% endtabs %}

### Remove Liquidity

The user will be able to remove liquidity on different Dex.

{% tabs %}
{% tab title="Sample Request" %}
**URL:**

```url
https://quicknode.expand.network/dex
```

**Payload:**

```json
{
    "method": "en_removeLiquidity",
    "params": [
        {
            "dexId": "1400",
            "amountOut": [
                "91",
                "91"
            ],
            "path": [
                "0x6B175474E89094C44Da98b954EedeAC495271d0F",
                "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2"
            ],
            "amountIn": "147692016912345470",
            "toInternalBalance": false,
            "to": "0xfFb4264A596751a580F046193f43064839052d6c",
            "from": "0xfFb4264A596751a580F046193f43064839052d6c",
            "gas": "230000"
        }
    ]
}
```

{% endtab %}

{% tab title="Sample Response" %}

```json
{
    "id": 1,
    "result": {
        "message": "success",
        "method": "en_removeLiquidity",
        "result": {
            "from": "0xfFb4264A596751a580F046193f43064839052d6c",
            "to": "0xBA12222222228d8Ba445958a75a0704d566BF2C8",
            "value": "0",
            "gas": "230000",
            "data": "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"
        }
    },
    "jsonrpc": "2.0"
}
```

{% endtab %}
{% endtabs %}