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bitmex.gs
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bitmex.gs
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// BitMEX | Bitcoin Mercantile Exchange API Private Request in Google Apps Script (GAS).
// By Moosy Research, see more cryptosheets on: https://sites.google.com/view/moosyresearch
function BMX_GetBalance() {
var bmxrequest = {
'apikey' : '•••••••••',
'secret' : '•••••••••',
'uri' :'https://testnet.bitmex.com/api',
'version' : "/v1/",
"command" : "user/margin?currency=all",
'method' :'GET',
'payload' :''
};
var response = BMX_PrivateRequest(bmxrequest);
Logger.log( JSON.parse(UrlFetchApp.fetch(response.uri, response.params)) );
}
function BMX_PrivateRequest(bmxrequest) {
function HMACSHA256HEX(s, secret) { return ToHex(Utilities.computeHmacSignature(Utilities.MacAlgorithm.HMAC_SHA_256, s, secret)).toString(); }
function ToHex(s) { return s.map(function(byte) { return ('0' + (byte & 0xFF).toString(16)).slice(-2);}).join(''); }
var nonce = (new Date().getTime() + 60000).toFixed(9).toString().substring(0, 10);
bmxrequest.payload = bmxrequest.method+"/api"+bmxrequest.version+bmxrequest.command+nonce;
params = {
'method' : bmxrequest.method,
'muteHttpExceptions': true,
'headers': {
'api-key' : bmxrequest.apikey,
'api-signature' : HMACSHA256HEX(bmxrequest.payload,bmxrequest.secret),
'api-nonce' : nonce,
'Content-Type' :'application/json',
'Accept' :'application/json'
}
}
return { uri: bmxrequest.uri+bmxrequest.version+bmxrequest.command, params: params};
}