syntax = "proto3"; option go_package = "./;protobuf"; package protobuf; message RequestContactVerification { uint64 clock = 1; string challenge = 3; } message AcceptContactVerification { uint64 clock = 1; string id = 2; string response = 3; } message DeclineContactVerification { uint64 clock = 1; string id = 2; } message CancelContactVerification { uint64 clock = 1; string id = 2; }