androidx.emoji2.text.EmojiCompat$MetadataRepoLoader -> r42:
# {"id":"sourceFile","fileName":"EmojiCompat.java"}
    void load(androidx.emoji2.text.EmojiCompat$MetadataRepoLoaderCallback) -> f
      # {"id":"com.android.tools.r8.residualsignature","signature":"(Lcm9;)V"}
