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POST
/
exchange
Approve Broker Fee
curl --request POST \
  --url https://api.hotstuff.trade/exchange \
  --header 'Content-Type: application/json' \
  --data '
{
  "action": {
    "data": {
      "broker": "0x1234567890123456789012345678901234567890",
      "maxFeeRate": "0.001",
      "nonce": 1769690420567
    },
    "type": "approveBrokerFee"
  },
  "signature": "0x79a8f17e198acb5532166f9705a4b9d49ac029cc390b310e07f11b2b3a03f591...",
  "nonce": 1769690420567
}
'
{
  "tx_hash": "0xece5d2eef11c627cf91b2b434b6b488a82ad85dd38a413f3f4467409e4aaa71f",
  "tx_type": 1207,
  "error": "",
  "data": {},
  "address": "0xEc6d21B8c1FF6dF523F22c4cf54F077e5F7cAfBf"
}
Use the ExchangeClient approveBrokerFee method to approve a builder and set a maximum fee rate they can charge.

Body

application/json
​
action
object
required
​
signature
string
required
​
nonce
integer
required

Response

200 - application/json

Successful response

​
tx_hash
string
​
tx_type
integer
​
error
string
​
data
object
​
address
string