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POST
https://api.hotstuff.trade
/
exchange
curl --request POST \
  --url https://api.hotstuff.trade/exchange \
  --header 'Content-Type: application/json' \
  --data '{
    "action": {
      "data": {
        "collateralId": 1,
        "amount": "10.0",
        "chainId": 1,
        "nonce": 1769690767985
      },
      "type": "1003"
    },
    "signature": "0xc8331bccc6152818a753e0ec469243b7da7c6726e0658bea1f35fe8edd58918c...",
    "nonce": 1769690767985
  }'

{
  "tx_hash": "0xef6a5f0939568fbf1705275c74647c3bb7b40777a455755605e64da4e62aed70",
  "tx_type": 1003,
  "error": "",
  "data": {
    "nonce": "12345"
  },
  "address": "0xEc6d21B8c1FF6dF523F22c4cf54F077e5F7cAfBf"
}
Use the ExchangeClient accountDerivativeWithdrawRequest method to request a withdrawal of derivative collateral to an external chain. Method: POST https://api.hotstuff.trade/exchange 
curl --request POST \
  --url https://api.hotstuff.trade/exchange \
  --header 'Content-Type: application/json' \
  --data '{
    "action": {
      "data": {
        "collateralId": 1,
        "amount": "10.0",
        "chainId": 1,
        "nonce": 1769690767985
      },
      "type": "1003"
    },
    "signature": "0xc8331bccc6152818a753e0ec469243b7da7c6726e0658bea1f35fe8edd58918c...",
    "nonce": 1769690767985
  }'

{
  "tx_hash": "0xef6a5f0939568fbf1705275c74647c3bb7b40777a455755605e64da4e62aed70",
  "tx_type": 1003,
  "error": "",
  "data": {
    "nonce": "12345"
  },
  "address": "0xEc6d21B8c1FF6dF523F22c4cf54F077e5F7cAfBf"
}

​
Request Body

​
action
object
required
{
  "data": {
    "collateralId": Number,
    "amount": String,
    "chainId": Number,
    "nonce": Number
  },
  "type": String
}
​
signature
string
required
Signed payload in hexadecimal format
​
nonce
number
required
Current timestamp in milliseconds

​
Response

FieldTypeDescription
tx_hashStringTransaction hash in hexadecimal format
tx_typeNumberTransaction type identifier
errorStringError message if request failed, empty string on success
dataObjectResponse data object
data.nonceStringWithdrawal nonce
addressStringUser wallet address in hexadecimal format