按照官方marvin引入，提示报错：Missing artifact com.tencent.mm.opensdk:wechat-sdk-android-without-mta:pom:6.6.4   

<dependency>

      <groupId>com.tencent.mm.opensdk</groupId>

      <artifactId>wechat-sdk-android-without-mta</artifactId>

      <version>6.6.4</version>

      <type>pom</type>

    </dependency>