Aave V2

Supported Chains

Available on Ethereum , Avalanche and Polygon.

Available Endpoints:

Click on the endpoint to jump to the section with full details

• /getpoolGET - Get the lend and borrow APY for the given pool from AAVE protocol.

• /getpools GET - Get the list of supply and borrow APYs of the mentioned assets.

• /getuseraccountdata GET - Get the repay, borrow, withdraw amount and health factor details for the given user.

• /getuserpositions GET - Retrieves the lending and borrowing positions of a user, including details such as token balances and collateral usage status.

• /borrow POST - Trigger the borrow transaction from the given protocol.

• /deposit POST - Trigger the deposit transaction from the given protocol.

• /repayPOST - Trigger the repay transaction from the given protocol.

• /withdrawPOST - Trigger the withdraw transaction from the given protocol.

Lending Protocol IDs

Many endpoints have a parameter where you can provide a lendborrow ID.

Below is a list of lendborrow IDs related to Aave V2. Please see the lendborrowID for a complete Lending Protocol ID list and more information.

Lending Protocol Name	Chain	Lending Protocol ID
Aave V2	Ethereum	1000
Aave V2	Avalanche	1003
Aave V2	Polygon	1005

Endpoint Details

/getpool

Get the lend and borrow APY for the given pool from AAVE protocol.

GET https://api.expand.network/lendborrow/getpool

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL.
lendborrowId	String	Refer to the Lend and Borrow ID page for details.
asset*	String	Token address to get the details of.

Sample Request

https://api.expand.network/lendborrow/getpool?lendborrowId=1000&asset=0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "tokenAddress": "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2",
        "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "variableBorrowRate": "2.46",
        "stableBorrowRate": "4.54",
        "variableSupplyRate": "0",
        "stableSupplyRate": "0.38",
        "ltv": "82.5",
        "availableLiquidity": "113254567932739787526717",
        "reserveSize": "163635814986025319212051"
    }
}

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/getpools

Get the list of supplies and borrow APYs from the AAVE V2 protocol.

GET https://api.expand.network/lendborrow/getpools

Query Parameters

Name	Type	Description
lendborrowId	String	Refer to the lend borrow Id page for details.
assets	String	Comma-separated token address. If not provided, it will fetch all the supported assets

Sample Request

https://api.expand.network/lendborrow/getpools?lendborrowId=1000

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "LUSD": {
            "tokenAddress": "0x5f98805a4e8be255a32880fdec7f6728c6568ba0",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "32.12",
            "stableBorrowRate": "17.29",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "77006726623077655725248",
            "reserveSize": "103632381824927576871858",
            "tokenSymbol": "LUSD"
        },
        "MKR": {
            "tokenAddress": "0x9f8f72aa9304c8b593d555f12ef6589cc3a579a2",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "20.00",
            "stableBorrowRate": "3.02",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "1278729306125753953202",
            "reserveSize": "1279822124508185051839",
            "tokenSymbol": "MKR"
        },
        "GUSD": {
            "tokenAddress": "0x056fd409e1d7a124bd7017459dfea2f387b6d5cd",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "83.39",
            "stableBorrowRate": "40.69",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "32623758",
            "reserveSize": "61125095",
            "tokenSymbol": "GUSD"
        },
        "LINK": {
            "tokenAddress": "0x514910771af9ca656af840dff83e8264ecf986ca",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "0.68",
            "stableBorrowRate": "3.97",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "1193700896741468562426997",
            "reserveSize": "1248472656103005124023274",
            "tokenSymbol": "LINK"
        },
        "FRAX": {
            "tokenAddress": "0x853d955acef822db058eb8505911ed77f175b99e",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "12.61",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "511987804049522861930697",
            "reserveSize": "587777132902145320152786",
            "tokenSymbol": "FRAX"
        },
        "1INCH": {
            "tokenAddress": "0x111111111117dc0aa78b770fa6a738034120c302",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "20.00",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "55357019076770918062629",
            "reserveSize": "56496898095330410902989",
            "tokenSymbol": "1INCH"
        },
        "BUSD": {
            "tokenAddress": "0x4fabb145d64652a948d72533023f6e7a623c7c53",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "10.00",
            "stableBorrowRate": "150.02",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "575265740349124045010809",
            "reserveSize": "792752563426923457825588",
            "tokenSymbol": "BUSD"
        },
        "DAI": {
            "tokenAddress": "0x6b175474e89094c44da98b954eedeac495271d0f",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "41.30",
            "stableBorrowRate": "47.80",
            "variableSupplyRate": "0",
            "stableSupplyRate": "5.55",
            "ltv": "63",
            "availableLiquidity": "3045235489027835392126555",
            "reserveSize": "29144822136454532498888813",
            "tokenSymbol": "DAI"
        },
        "USDT": {
            "tokenAddress": "0xdac17f958d2ee523a2206206994597c13d831ec7",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "71.41",
            "stableBorrowRate": "77.91",
            "variableSupplyRate": "0",
            "stableSupplyRate": "9.98",
            "ltv": "0",
            "availableLiquidity": "5814305491313",
            "reserveSize": "85276118847760",
            "tokenSymbol": "USDT"
        },
        "SNX": {
            "tokenAddress": "0xc011a73ee8576fb46f5e1c5751ca3b9fe0af2a6f",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "20.00",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "401177398555774938702130",
            "reserveSize": "402156407105711365442784",
            "tokenSymbol": "SNX"
        },
        "TUSD": {
            "tokenAddress": "0x0000000000085d4780b73119b644ae5ecd22b376",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "10.00",
            "stableBorrowRate": "159.69",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "366460360656447246350806",
            "reserveSize": "504142753697157517092861",
            "tokenSymbol": "TUSD"
        },
        "stETH": {
            "tokenAddress": "0xae7ab96520de3a18e5e111b5eaab095312d7fe84",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "0.00",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "72",
            "availableLiquidity": "53089770724921131090223",
            "reserveSize": "53089770724921131090223",
            "tokenSymbol": "stETH"
        },
        "AAVE": {
            "tokenAddress": "0x7fc66500c84a76ad7e9c93437bfc5ac33e2ddae9",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "0.00",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "66",
            "availableLiquidity": "36950678362513807739186",
            "reserveSize": "36950678362513807739186",
            "tokenSymbol": "AAVE"
        },
        "DPI": {
            "tokenAddress": "0x1494ca1f11d487c2bbe4543e90080aeba4ba3c2b",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "37.73",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "381243732115848862926",
            "reserveSize": "811684752053466357550",
            "tokenSymbol": "DPI"
        },
        "ENS": {
            "tokenAddress": "0xc18360217d8f7ab5e7c516566761ea12ce7f9d72",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "20.00",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "9430517331780300697697",
            "reserveSize": "9449742786126396612494",
            "tokenSymbol": "ENS"
        },
        "USDP": {
            "tokenAddress": "0x8e870d67f660d95d5be530380d0ec0bd388289e1",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "134.72",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.01",
            "ltv": "0",
            "availableLiquidity": "56679821554076798473774",
            "reserveSize": "170862462194523456791818",
            "tokenSymbol": "USDP"
        },
        "WBTC": {
            "tokenAddress": "0x2260fac5e5542a773aa44fbcfedf7c193bc2c599",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "0.26",
            "stableBorrowRate": "3.65",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "72",
            "availableLiquidity": "408059770286",
            "reserveSize": "425924045364",
            "tokenSymbol": "WBTC"
        },
        "UNI": {
            "tokenAddress": "0x1f9840a85d5af5bf1d1762f925bdaddc4201f984",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "20.00",
            "stableBorrowRate": "0.99",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "75770894175151538323669",
            "reserveSize": "78703335365737857005517",
            "tokenSymbol": "UNI"
        },
        "USDC": {
            "tokenAddress": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "32.08",
            "stableBorrowRate": "37.58",
            "variableSupplyRate": "0",
            "stableSupplyRate": "4.54",
            "ltv": "75",
            "availableLiquidity": "4891442618167",
            "reserveSize": "87825965324087",
            "tokenSymbol": "USDC"
        },
        "sUSD": {
            "tokenAddress": "0x57ab1ec28d129707052df4df418d58a2d46d5f51",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "71.29",
            "stableBorrowRate": "0.00",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "207116631044337396149030",
            "reserveSize": "354289141610132196147068",
            "tokenSymbol": "sUSD"
        },
        "CRV": {
            "tokenAddress": "0xd533a949740bb3306d119cc777fa900ba034cd52",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "20.00",
            "stableBorrowRate": "3.12",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.00",
            "ltv": "0",
            "availableLiquidity": "2516817169977279859419238",
            "reserveSize": "2524844760028715574320036",
            "tokenSymbol": "CRV"
        },
        "WETH": {
            "tokenAddress": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
            "poolAddress": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
            "variableBorrowRate": "1.91",
            "stableBorrowRate": "3.95",
            "variableSupplyRate": "0",
            "stableSupplyRate": "0.05",
            "ltv": "82.5",
            "availableLiquidity": "64464470844963744307589",
            "reserveSize": "79678322543407769925227",
            "tokenSymbol": "WETH"
        }
    }
}

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/getuseraccountdata

Get the repay, borrow, withdraw amount and health factor details for the given user.

GET https://api.expand.network/lendborrow/getuseraccountdata

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL.
lendborrowId	String	Refer to the lend borrow Id page for details.
asset*	String	Token address.
address*	String	Public address of sender.
interestRateMode*	String	Interest mode as per Aave. Is set '1' as default.

Sample Request

https://api.expand.network/lendborrow/getuseraccountdata?address=0x6Fb447Ae94F5180254D436A693907a1f57696900&asset=0x514910771af9ca656af840dff83e8264ecf986ca&lendborrowId=1000&interestRateMode=1

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "tokenAddress": "0x514910771af9ca656af840dff83e8264ecf986ca",
        "repayAmount": "0",
        "borrowAmount": "473877059646280",
        "borrowErrorMessage": "The Stable Rate is not enabled for this currency",
        "withdrawAmount": "0",
        "healthFactor": "1086711741859975271"
    }
}

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/getuserpositions

Retrieves the lending and borrowing positions of a user, including details such as token balances and collateral usage status.

GET https://api.expand.network/lendborrow/getuserpositions

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL.
address*	String	Public address of sender.
lendborrowId	String	Refer to the lend borrow Id page for details.

Sample Request

https://api.expand.network/lendborrow/getuserpositions?address=0x6Fb447Ae94F5180254D436A693907a1f57696900&lendborrowId=1000

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": [
        {
            "aToken": "0x030bA81f1c18d280636F32af80b9AAd02Cf0854e",
            "underlyingAsset": "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2",
            "scaledATokenBalance": "5294314974264415",
            "usageAsCollateralEnabledOnUser": true
        },
        {
            "aToken": "0x028171bCA77440897B824Ca71D1c56caC55b68A3",
            "underlyingAsset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
            "scaledATokenBalance": "7412180471335674791",
            "usageAsCollateralEnabledOnUser": true
        }
    ]
}

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/borrow

Trigger the borrow transaction from the given protocol.

POST https://api.expand.network/lendborrow/borrow

Request Body

Name	Type	Description
lendborrowId	String	Refer to the Lend and Borrow ID page for details.
asset*	String	Token address to borrow.
amount*	String	Number of tokens to be borrowed.
interestRateMode*	String	Interest mode as per Aave. 0 for static and 1 for variable.
onBehalfOf*	String	Required in case borrow need to be done on behalf of other public address.
from*	String	Sender public address.
gas*	String	Maximum gas to be approved for transaction.
rpc	String	Remote procedural call URL.
gasPriority	String	low, medium, or high.
ofacCheck	Boolean	if true,provides insights of the contract and tokens involved in the transaction. By Default, false Available on Ethereum, Polygon, BSC, Avalanche, Arbitrum and Optimism Mainnet

Sample Request

{
    "lendborrowId": "1000",
    "asset": "0xC011a73ee8576Fb46F5E1c5751cA3B9Fe0af2a6F",
    "amount": "100",
    "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "onBehalfOf": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "interestRateMode": "2",
    "gas": "408298"
}

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0xa415bcad000000000000000000000000c011a73ee8576fb46f5e1c5751ca3b9fe0af2a6f00000000000000000000000000000000000000000000000000000000000000640000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000063056e00436da25bcf48a40dfbbdcc7089351006",
        "referenceId": "73d8435c30b6432aa661e8c90215e863"
    }
}

Sample Request

With gasPriority(medium):

{
    "lendborrowId": "1000",
    "asset": "0xC011a73ee8576Fb46F5E1c5751cA3B9Fe0af2a6F",
    "amount": "100",
    "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "onBehalfOf": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "interestRateMode": "2",
    "gas": "408298",
    "gasPriority": "medium"
}

Sample Response

With gasPriority:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0xa415bcad000000000000000000000000c011a73ee8576fb46f5e1c5751ca3b9fe0af2a6f00000000000000000000000000000000000000000000000000000000000000640000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000063056e00436da25bcf48a40dfbbdcc7089351006",
        "gasPrice": "4115928188",
        "referenceId": "a9c5748d49b44d0581111f7ea11c8a61"
    }
}

Sample Request

With ofacCheck:

{
    "lendborrowId": "1000",
    "asset": "0xC011a73ee8576Fb46F5E1c5751cA3B9Fe0af2a6F",
    "amount": "100",
    "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "onBehalfOf": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "interestRateMode": "2",
    "gas": "408298",
    "gasPriority": "medium",
    "ofacCheck": true
}

Sample Response

With ofacCheck:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0xa415bcad000000000000000000000000c011a73ee8576fb46f5e1c5751ca3b9fe0af2a6f00000000000000000000000000000000000000000000000000000000000000640000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000063056e00436da25bcf48a40dfbbdcc7089351006",
        "gasPrice": "458797195",
        "estimationCheck": true,
        "insights": {
            "asset": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            },
            "to": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            }
        },
        "referenceId": "ff5b698cea434943b49c3d57f8108ab0"
    }
}

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/deposit

Trigger the deposit transaction from the given protocol.

POST https://api.expand.network/lendborrow/deposit

Request Body

Name	Type	Description
lendborrowId	String	Refer to the Lend and Borrow ID page for details.
asset*	String	Token address to deposit.
amount*	String	Number of tokens to deposit.
onBehalfOf*	String	Required in case deposit need to be done on behalf of other public address.
from*	String	Sender public address.
gas*	String	Maximum gas to be approved for the transaction.
rpc	String	Remote procedural call URL.
involveBaseToken	String	0 for any ERC-20 token, 1 for ETH.
gasPriority	String	low, medium, or high.
ofacCheck	Boolean	if true,provides insights of the contract and tokens involved in the transaction. By Default, false Available on Ethereum, Polygon, BSC, Avalanche, Arbitrum and Optimism Mainnet

Sample Request

{
    "lendborrowId": "1000",
    "asset": "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2",
    "amount": "10000000000000000",
    "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "onBehalfOf": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "gas": "408298"
}

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0xe8eda9df000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2000000000000000000000000000000000000000000000000002386f26fc1000000000000000000000000000063056e00436da25bcf48a40dfbbdcc70893510060000000000000000000000000000000000000000000000000000000000000000",
        "referenceId": "e7354f7c396f451f98359be5db31bd4a"
    }
}

Sample Request

With gasPriority (low):

{
    "lendborrowId": "1000",
    "asset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
    "amount": "10000000000000",
    "from": "0x356db816602c85e2075774bb77d13995c8bab023",
    "onBehalfOf": "0x356db816602c85e2075774bb77d13995c8bab023",
    "gas": "520000",
    "gasPriority": "low"
}

Sample Response

With gasPriority:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x356db816602c85e2075774bb77d13995c8bab023",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "520000",
        "data": "0xe8eda9df0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f000000000000000000000000000000000000000000000000000009184e72a000000000000000000000000000356db816602c85e2075774bb77d13995c8bab0230000000000000000000000000000000000000000000000000000000000000000",
        "gasPrice": "3459319856",
        "referenceId": "240aa659656d499699de5fa6ff05fefa"
    }
}

Sample Request

With ofacCheck:

{
    "lendborrowId": "1000",
    "asset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
    "amount": "10000000000000",
    "from": "0x356db816602c85e2075774bb77d13995c8bab023",
    "onBehalfOf": "0x356db816602c85e2075774bb77d13995c8bab023",
    "gas": "520000",
    "gasPriority": "low",
    "ofacCheck": true
}

Sample Response

With ofacCheck:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x356db816602c85e2075774bb77d13995c8bab023",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "520000",
        "data": "0xe8eda9df0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f000000000000000000000000000000000000000000000000000009184e72a000000000000000000000000000356db816602c85e2075774bb77d13995c8bab0230000000000000000000000000000000000000000000000000000000000000000",
        "gasPrice": "384728685",
        "estimationCheck": true,
        "insights": {
            "asset": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            },
            "to": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            }
        },
        "referenceId": "af286ef7ab8c409586f536b6489d29f7"
    }
}

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/repay

Trigger the repay transaction from the given protocol.

POST https://api.expand.network/lendborrow/repay

Request Body

Name	Type	Description
lendborrowId	String	Refer to the Lend and Borrow ID page for details.
asset*	String	Token address to repay.
interestRateMode*	String	Interest mode as per Aave. 0 for static and 1 for variable.
onBehalfOf*	String	Required in case repay need to be done on behalf of other public address.
from*	String	Sender public address.
gas*	String	Maximum gas to be approved for the transaction.
amount*	String	Number of tokens to repay.
rpc	String	Remote procedural call URL.
gasPriority	String	low, medium, or high.
ofacCheck	Boolean	if true,provides insights of the contract and tokens involved in the transaction. By Default, false Available on Ethereum, Polygon, BSC, Avalanche, Arbitrum and Optimism Mainnet

Sample Request

{
    "lendborrowId": "1000",
    "asset": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
    "amount": "100000",
    "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "onBehalfOf": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "interestRateMode": "2",
    "gas": "408298"
}

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0x573ade81000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec700000000000000000000000000000000000000000000000000000000000186a0000000000000000000000000000000000000000000000000000000000000000200000000000000000000000063056e00436da25bcf48a40dfbbdcc7089351006",
        "referenceId": "40901b075cf4426bb13daa25adb69d72"
    }
}

Sample Request

With gasPriority (medium):

{
    "lendborrowId": "1000",
    "asset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
    "amount": "10000000000",
    "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "onBehalfOf": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "interestRateMode": "2",
    "gas": "408298",
    "gasPriority":"medium"
}

Sample Response

With gasPriority:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0x573ade810000000000000000000000006b175474e89094c44da98b954eedeac495271d0f00000000000000000000000000000000000000000000000000000002540be4000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000fae7d9854995e28beb1b1da864ee2a1e2ec17f07",
        "gasPrice": "3904209506",
        "referenceId": "d37a6d9d3a084066a980aaafd2ca5e61"
    }
}

Sample Request

With ofacCheck:

{
    "lendborrowId": "1000",
    "asset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
    "amount": "10000000000",
    "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "onBehalfOf": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "interestRateMode": "2",
    "gas": "408298",
    "gasPriority":"medium",
    "ofacCheck": true
}

Sample Response

With ofacCheck:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0x573ade810000000000000000000000006b175474e89094c44da98b954eedeac495271d0f00000000000000000000000000000000000000000000000000000002540be4000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000fae7d9854995e28beb1b1da864ee2a1e2ec17f07",
        "gasPrice": "461163496",
        "estimationCheck": true,
        "insights": {
            "asset": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            },
            "to": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            }
        },
        "referenceId": "942d5ff766cc49ae8104a8ed07f57b84"
    }
}

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/withdraw

Trigger the withdraw transaction from the given protocol.

POST https://api.expand.network/lendborrow/withdraw

Request Body

Name	Type	Description
lendborrowId	String	Refer to the Lend and Borrow ID page for details.
asset*	String	Token address to be withdraw.
amount*	String	Number of tokens to withdraw.
to*	String	Recipient public address.
from*	String	Sender public address.
gas*	String	Maximum gas to be approved for the transaction.
rpc	String	Remote procedural call URL.
gasPriority	String	low, medium, or high.
ofacCheck	Boolean	if true,provides insights of the contract and tokens involved in the transaction. By Default, false Available on Ethereum, Polygon, BSC, Avalanche, Arbitrum and Optimism Mainnet

Sample Request

{
    "lendborrowId": "1000",
    "asset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
    "amount": "1000000000000000000",
    "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "to": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
    "gas": "408298"
}

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0x69328dec0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f0000000000000000000000000000000000000000000000000de0b6b3a764000000000000000000000000000063056e00436da25bcf48a40dfbbdcc7089351006",
        "referenceId": "3fd62ffec3264f33962ef2978b6e0892"
    }
}

Sample Request

With gasPriority (low):

{
    "lendborrowId": "1000",
    "asset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
    "amount": "100000000000",
    "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "to": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "gas": "408298",
    "gasPriority":"low"
}

Sample Response

With gasPriority:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0x69328dec0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f000000000000000000000000000000000000000000000000000000174876e800000000000000000000000000fae7d9854995e28beb1b1da864ee2a1e2ec17f07",
        "gasPrice": "3312899520",
        "referenceId": "d7fd42b08f9344b79511bf4fc13970f9"
    }
}

Sample Request

With ofacCheck:

{
    "lendborrowId": "1000",
    "asset": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
    "amount": "100000000000",
    "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "to": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
    "gas": "408298",
    "gasPriority":"low",
    "ofacCheck": true
}

Sample Response

With ofacCheck:

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "from": "0xfAE7D9854995E28BEB1B1da864ee2A1E2EC17f07",
        "to": "0x7d2768dE32b0b80b7a3454c06BdAc94A69DDc7A9",
        "value": "0",
        "gas": "408298",
        "data": "0x69328dec0000000000000000000000006b175474e89094c44da98b954eedeac495271d0f000000000000000000000000000000000000000000000000000000174876e800000000000000000000000000fae7d9854995e28beb1b1da864ee2a1e2ec17f07",
        "gasPrice": "401744783",
        "estimationCheck": true,
        "insights": {
            "asset": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            },
            "to": {
                "issues": [],
                "verdict": {
                    "code": 0,
                    "label": "NO_ISSUES"
                }
            }
        },
        "referenceId": "28005778acee4946a2f40b9eb8c8473c"
    }
}

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