Futures will perform an upgrade on the ACCOUNT_UPDATE event. Please find more details in the Change Log section from the API documentation: https://binance-docs.github.io/apidocs/futures/en/#change-log
To better understand the upgrade, you can find some different scenario examples below:
Considering 94.89888561 USDT and 0.01575839 BNB in a user’s futures wallet and the user holds 0.01 BTCUSDT in the LONG position and -0.01 ETHUSDT in the SHORT position. If the user:
- transfers 0.01 BNB into the futures account.
- Before upgrade
{
"e": "ACCOUNT_UPDATE",
"T": 1603093193280,
"E": 1603093193284,
"a": {
"B": [
{
"a": "USDT",
"wb": "94.91018561",
"cw": "93.70831461"
},
{
"a": "BNB",
"wb": "0.02575839",
"cw": "0"
}
],
"P": [
{
"s": "BTCUSDT",
"pa": "0",
"ep": "0.00000",
"cr": "-147.28880096",
"up": "0",
"mt": "isolated",
"iw": "0",
"ps": "BOTH"
},
{
"s": "BTCUSDT",
"pa": "0.010",
"ep": "11445.71000",
"cr": "-23.20024001",
"up": "0.17770",
"mt": "isolated",
"iw": "1.20187100",
"ps": "LONG"
},
{
"s": "BTCUSDT",
"pa": "0",
"ep": "0.00000",
"cr": "-6.04296000",
"up": "0",
"mt": "isolated",
"iw": "0",
"ps": "SHORT"
},
{
"s": "ETHUSDT",
"pa": "0",
"ep": "0.00000",
"cr": "-0.00057000",
"up": "0",
"mt": "cross",
"iw": "0",
"ps": "BOTH"
},
{
"s": "ETHUSDT",
"pa": "0",
"ep": "0.00000",
"cr": "-385.79173997",
"up": "0",
"mt": "cross",
"iw": "0",
"ps": "LONG"
},
{
"s": "ETHUSDT",
"pa": "-0.010",
"ep": "375.74000",
"cr": "-0.19160000",
"up": "0.00149",
"mt": "cross",
"iw": "0",
"ps": "SHORT"
}
],
"m": "DEPOSIT"
}
}
- After upgrade
{
"e":"ACCOUNT_UPDATE",
"T":1603093193280,
"E":1603093193284,
"a":{
"B":[
// USDT is not pushed as there is not balance change
{
"a":"BNB", // BNB is pushed as the balance is updated.
"wb":"0.02575839",
"cw":"0"
}
],
"P":[], // NO position data is pushed as there is no position change.
"m":"DEPOSIT"
}
}
- closes the ETHUSDT short position
- Before upgrade
{
"e":"ACCOUNT_UPDATE",
"T":1603093588546,
"E":1603093588553,
"a":{
"B":[
{
"a":"USDT",
"wb":"94.91428561",
"cw":"93.71241461"
},
{
"a":"BNB",
"wb":"0.02571331",
"cw":"0"
}
],
"P":[
{
"s":"BTCUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-147.28880096",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"BOTH"
},
{
"s":"BTCUSDT",
"pa":"0.010",
"ep":"11445.71000",
"cr":"-23.20024001",
"up":"0.13910",
"mt":"isolated",
"iw":"1.20187100",
"ps":"LONG"
},
{
"s":"BTCUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-6.04296000",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"SHORT"
},
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.00057000",
"up":"0",
"mt":"cross",
"iw":"0",
"ps":"BOTH"
},
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-385.79173997",
"up":"0",
"mt":"cross",
"iw":"0",
"ps":"LONG"
},
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.18750000",
"up":"0",
"mt":"cross",
"iw":"0",
"ps":"SHORT"
}
],
"m":"ORDER"
}
}
- After upgrade
{
"e":"ACCOUNT_UPDATE",
"T":1603093588546,
"E":1603093588553,
"a":{
"B":[
{
"a":"USDT", // USDT is pushed because it's changed by realized PNL.
"wb":"94.91428561",
"cw":"93.71241461"
},
{
"a":"BNB", // BNB is pushed because it's changed by BNB trading free burn.
"wb":"0.02571331",
"cw":"0"
}
],
"P":[ // Only changed position of ETHUSDT is pushed.
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.00057000",
"up":"0",
"mt":"cross",
"iw":"0",
"ps":"BOTH" // BOTH position always be pushed.
},
// LONG position is not pushed because it's not initialised yet.
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.18750000",
"up":"0",
"mt":"cross",
"iw":"0",
"ps":"SHORT" // SHORT position is pushed as it's changed from this event.
}
],
"m":"ORDER"
}
}
- changes ETHUSDT from CROSS to ISOLATED mode
- Before upgrade
{
"e":"ACCOUNT_UPDATE",
"T":1603094890011,
"E":1603094890017,
"a":{
"B":[
{
"a":"USDT",
"wb":"94.90282656",
"cw":"93.71241461"
},
{
"a":"BNB",
"wb":"0.02571331",
"cw":"0"
}
],
"P":[
{
"s":"BTCUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-147.28880096",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"BOTH"
},
{
"s":"BTCUSDT",
"pa":"0.010",
"ep":"11445.71000",
"cr":"-23.20024001",
"up":"0.03240",
"mt":"isolated",
"iw":"1.19041195",
"ps":"LONG"
},
{
"s":"BTCUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-6.04296000",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"SHORT"
},
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.00057000",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"BOTH"
},
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-385.79173997",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"LONG"
},
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.18750000",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"SHORT"
}
],
"m":"MARGIN_TYPE_CHANGE"
}
}
- After upgrade
{
"e":"ACCOUNT_UPDATE",
"T":1603094890011,
"E":1603094890017,
"a":{
"B":[
{
"a":"USDT", // USDT is pushed because it's margin asset.
"wb":"94.90282656",
"cw":"93.71241461"
}
],
"P":[ // only ETHUSDT pushed as it has mode change ( CROSS to ISOLATED).
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.00057000",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"BOTH" // BOTH position always be pushed.
},
// LONG position is not pushed because it's not initialised yet.
{
"s":"ETHUSDT",
"pa":"0",
"ep":"0.00000",
"cr":"-0.18750000",
"up":"0",
"mt":"isolated",
"iw":"0",
"ps":"SHORT" // SHORT is pushed as it's been initialised.
}
],
"m":"MARGIN_TYPE_CHANGE"
}
}