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POST
/
buildTx
Build a transaction for swap or bridge
curl --request POST \
  --url https://api.dzap.io/v1/buildTx \
  --header 'Content-Type: application/json' \
  --data '
{
  "fromChain": 42161,
  "refundee": "0x99BCEBf44433E901597D9fCb16E799a4847519f6",
  "data": [
    {
      "amount": "332999",
      "srcToken": "0xFd086bC7CD5C481DCC9C85ebE478A1C0b69FCbb9",
      "destToken": "0x2791Bca1f2de4661ED88A30C99A7a9449Aa84174",
      "slippage": 0.9,
      "protocol": "relayLink",
      "recipient": "0x99BCEBf44433E901597D9fCb16E799a4847519f6",
      "toChain": 137,
      "additionalInfo": {}
    }
  ],
  "sender": "0x99BCEBf44433E901597D9fCb16E799a4847519f6",
  "disableEstimation": true
}
'
{
  "status": "success",
  "data": "0x000000....",
  "to": "0xF708e11A7C94abdE8f6217B13e6fE39C8b9cC0a6",
  "from": "0x99BCEBf44433E901597D9fCb16E799a4847519f6",
  "chainId": 42161,
  "value": "0",
  "gasLimit": "982242",
  "additionalInfo": {}
}

Body

application/json
​
fromChain
integer
required

Source chain ID where the transaction will be executed

Example:

42161

​
refundee
string<address>
required

Address to receive refunds in case of failed transactions

Example:

"0x99BCEBf44433E901597D9fCb16E799a4847519f6"

​
data
object[]
required

Array of transaction build details for each token pair to be swapped

​
sender
string<address>

User's wallet address that will send the transaction

Example:

"0x99BCEBf44433E901597D9fCb16E799a4847519f6"

​
disableEstimation
boolean

Whether to disable gas estimation and simulation for the transaction

Response

Successful response with transaction data

​
status
string
Example:

"success"

​
data
string

Encoded call data

​
to
string<address>
Example:

"0xF708e11A7C94abdE8f6217B13e6fE39C8b9cC0a6"

​
from
string<address>
Example:

"0x99BCEBf44433E901597D9fCb16E799a4847519f6"

​
chainId
integer
Example:

42161

​
value
string
Example:

"0"

​
gasLimit
string
Example:

"982242"

​
additionalInfo
object
Example:
{}