toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (displayName != null) 'displayName': displayName!,
if (email != null) 'email': email!,
if (expiresIn != null) 'expiresIn': expiresIn!,
if (idToken != null) 'idToken': idToken!,
if (kind != null) 'kind': kind!,
if (localId != null) 'localId': localId!,
if (refreshToken != null) 'refreshToken': refreshToken!,
};