com.google.firebase.components.OptionalProvider -> hv4:
# {"id":"sourceFile","fileName":"OptionalProvider.java"}
    com.google.firebase.inject.Deferred$DeferredHandler handler -> a
      # {"id":"com.android.tools.r8.residualsignature","signature":"Lc46;"}
    com.google.firebase.inject.Provider delegate -> b
      # {"id":"com.android.tools.r8.residualsignature","signature":"Lij5;"}
    1:7:java.lang.Object get():55:55 -> get
