Map<String, String> statusMap = ImmutableMap.<String, String>builder()
.put("1", "待签署")
.put("2", "签署中")
.put("3", "已签署")
.put("4", "已拒签")
.put("5", "已过期")
.put("6", "已撤销")
.put("7", "待填写")
.put("8", "填写中")
.build();