3 - Build swap tx

Endpoint that will return the tx the wallet needs to execute

This endpoint returns the transaction detail that is needed to perform the actual swap, based on information obtained in the swap-get-rate endpoint.

This endpoint will build a transaction for you, which afterward you or your user needs to execute. Each item in the response array needs to be taken, enriched with the correct pincode and submitted agains the endpoint /api/transactions/execute

Build swap tx

POST https://api-wallet.venly.io/api/wallets/:walletId/swaps

Path Parameters

Name	Type	Description
walletId	string	Wallet which holds the token to swap

Request Body

Name	Type	Description
enableGasEstimate	boolean	Indicate to include gas estimate (response will contain value for the "gas" field). The response will include the gasLimit that needs to be used to execute the swap.
walletId	string	Wallet hosting the 'from' tokens
destinationWalletId	string	wallet that will receive the 'to' tokens
fromSecretType	string	Which blockchain to use
toSecretType	string	Which blockchain to use
fromToken	string	Source token contract address
toToken	string	Destination token contract address
inputAmount	number	Amount to swap
outputAmount	number	Amount to receive
orderType	string	SELL
exchange	string	ONE_INCH ; DEX used for the swap

200

{
    "success": true,
    "result": [
        {
            "walletId": "b97e9e8b-035c-40a0-bac0-96b07fc0444a",
            "pincode": null,
            "gasPrice": null,
            "gas": null,
            "nonce": null,
            "value": 1000000000000000000,
            "to": "0x11111112542d85b3ef69ae05771c2dccff4faa26",
            "network": null,
            "data": "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            "type": "MATIC_TRANSACTION"
        }
    ]
}

Note: This endpoint builds the transaction which will perform the swap. Therefore the result of this call can be passed directly to Call a contract to perform the actual swap.

Example

Request

https://api-wallet.venly.io/api/wallets/b97e9e8b-035c-40a0-bac0-96b07fc0444a/swaps

{
    "walletId" : "b97e9e8b-035c-40a0-bac0-96b07fc0444a",
    "destinationWalletId": "b97e9e8b-035c-40a0-bac0-96b07fc0444a",
    "fromSecretType": "MATIC",
    "toSecretType": "MATIC",
    "fromToken": "0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
    "toToken": "0xc2132d05d31c914a87c6611c10748aeb04b58e8f",
    "inputAmount": "1",
    "outputAmount": "2.038411",
    "orderType": "SELL",
    "exchange": "ONE_INCH",
    "enableGasEstimate": true
}

Response

{
    "success": true,
    "result": [
        {
            "walletId": "b97e9e8b-035c-40a0-bac0-96b07fc0444a",
            "pincode": null,
            "gasPrice": 20000000000,
            "gas": 523381,
            "nonce": null,
            "value": 1000000000000000000,
            "to": "0x11111112542d85b3ef69ae05771c2dccff4faa26",
            "network": null,
            "data": "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            "type": "MATIC_TRANSACTION"
        }
    ]
}