If your search for "spring microservices in action second edition pdf github" was purely academic, consider these excellent GitHub resources that teach the same material:
That said, Manning does provide:
books-2/Spring Microservices in Action.pdf at master - GitHub spring microservices in action second edition pdf github
github.com/spring-petclinic/spring-petclinic-microservices The official Spring team’s microservices example. Excellent and well-maintained. If your search for "spring microservices in action