SipTransferCallEventResult constructor Null safety
Implementation
SipTransferCallEventResult(
{this.event,
this.referId,
this.referTo,
this.referredBy,
this.replaces,
this.headers});
SipTransferCallEventResult(
{this.event,
this.referId,
this.referTo,
this.referredBy,
this.replaces,
this.headers});