a.proto 151 B

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  1. syntax = "proto3";
  2. package a;
  3. message AUnknown {
  4. string data = 1;
  5. }
  6. message A {
  7. oneof data {
  8. AUnknown unknown = 1;
  9. int32 x = 2;
  10. }
  11. }