你好，拉取 api 'com.tencent.mm.opensdk:wechat-sdk-android:+' 提示错误。

Could not find method api() for arguments [com.tencent.mm.opensdk:wechat-sdk-android:+] on object of type org.gradle.api.internal.artifacts.dsl.dependencies.DefaultDependencyHandler.

请问如何解决