getSign method
Implementation
String getSign() {
final startTimeMs = DateTimeHelper.now.millisecondsSinceEpoch;
final expiredTimeMs =
startTimeMs + (fetchConfig.signValidity ?? config.signValidity);
return COSSign(
expiredTimeMs: expiredTimeMs,
startTimeMs: startTimeMs,
secretKey: config.secretKey,
secretId: config.secretId,
method: fetchConfig.method,
uriPathname: fetchConfig.key,
headers: fetchConfig.headers,
params: fetchConfig.params)
.getSignature();
}