src/vs/platform/sign/node/signService.ts/SignService/createNewMessage
class SignService:	async createNewMessage(value: string): Promise<IMessage> {
		try {
			const vsda = await this.vsda();
			const validator = new vsda.validator();
			if (validator) {
				const id = String(SignService._nextId++);
				this.validators.set(id, validator);
				return {
					id: id,
					data: validator.createNewMessage(value)
				};
			}
		} catch (e) {
			// ignore errors silently
		}
		return { id: '', data: value };
	}