syntax = "proto3"; import "google/api/annotations.proto"; import "google/api/client.proto"; import "google/api/httpbody.proto"; message Empty {} message MethodSignature { repeated string method_signature = 1; } service Hello { rpc Hello (Empty) returns (Empty) { option deprecated = true; option idempotency_level = NO_SIDE_EFFECTS; option uninterpreted_option = { name: { name_part: 'foo' is_extension: false } identifier_value: 'bar' positive_int_value: 9007199254740991 negative_int_value: -9007199254740991 double_value: 1.2345 string_value: 'foobar' aggregate_value: 'foobar' }; option (google.api.http) = { post: "/hello" body: "*" response_body: "*" additional_bindings: {} }; option (google.api.method_signature) = 'bar'; } rpc HelloWithoutOptions (Empty) returns (Empty) {} rpc HelloWithSomeOptions (Empty) returns (Empty) { option deprecated = true; option (google.api.http) = { get: "/hello" additional_bindings: { get: "/hello-world" body: "*" } }; } }