fix

src/Mapper/PartnerProductEntityToApiMapper.php

@@ -41,7 +41,7 @@ class PartnerProductEntityToApiMapper implements MapperInterface
             MicroMapperInterface::MAX_DEPTH => 1,
         ]);
 
-        $dto->productIri = $dto->partner = $dto->product = $this->microMapper->map($entity->getProduct(), ProductApi::class, [
+        $dto->productIri = $dto->product = $this->microMapper->map($entity->getProduct(), ProductApi::class, [
             MicroMapperInterface::MAX_DEPTH => 1,
         ]);