我有一个巨大的 json 文件，其格式如下：
[{"faceId": "2cb5a26a-1acc-4eb2-8c39-8e05e604f057", "faceRectangle": {"top":
54, "left": 125, "width": 78, "height": 78}, "faceAttributes": {"smile":
0.584, "headPose": {"pitch": 0.0, "roll": -2.4, "yaw": 1.4}, "gender":
"male", "age": 34.4, "facialHair": {"moustache": 0.5, "beard": 0.6,
"sideburns": 0.3}, "glasses": "NoGlasses", "emotion": {"anger": 0.0,
"contempt": 0.003, "disgust": 0.0, "fear": 0.0, "happiness": 0.584,
"neutral": 0.413, "sadness": 0.0, "surprise": 0.0}, "blur": {"blurLevel":
"high", "value": 1.0}, "exposure": {"exposureLevel": "goodExposure",
"value": 0.61}, "noise": {"noiseLevel": "low", "value": 0.0}, "makeup":
{"eyeMakeup": false, "lipMakeup": false}, "accessories": [{"type":
"headwear", "confidence": 1.0}], "occlusion": …我是 terraform 的新手，尝试将变量添加到字符串中，假设 id = "abcde", host =~ ${id} + "id", 应该返回 abcdeid 在 terraform 中实现此目的的最佳方法是什么？