@java.lang.Override
    public java.lang.String getMetadataOrThrow(java.lang.String key) {
        if (key == null) {
            throw new NullPointerException("map key");
        }
        java.util.Map<java.lang.String, java.lang.String> map = internalGetMetadata().getMap();
        if (!map.containsKey(key)) {
            throw new java.lang.IllegalArgumentException();
        }
        return map.get(key);
    }
<code>map&lt;string, string&gt; metadata = 7;</code>
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/egress/S3Upload.java