syntax = "proto3"; package examplecom; message AnnotatedMessage { uint64 myUnit64 = 1 [jstype = JS_STRING]; int64 myInt64 = 2 [jstype = JS_STRING]; fixed64 myFixed64 = 3 [jstype = JS_STRING]; sint64 mySint64 = 4 [jstype = JS_STRING]; sfixed64 mySfixed64 = 5 [jstype = JS_STRING]; }