syntax = "proto3"; package device; import "google/protobuf/any.proto"; option go_package = "internal/app/service/device/proto"; service Device { rpc Ping(PingRequest) returns (PingResponse); } message PingRequest { int32 message_id = 1; string method = 2; } message PingResponse { int32 message_id = 1; string message = 2; }