toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (active != null) 'active': active!,
if (clientId != null) 'client_id': clientId!,
if (exp != null) 'exp': exp!,
if (iat != null) 'iat': iat!,
if (iss != null) 'iss': iss!,
if (scope != null) 'scope': scope!,
if (sub != null) 'sub': sub!,
if (username != null) 'username': username!,
};