func (c *greeterServiceJSONClient) Hello(ctx context.Context, in *HelloRequest) (*HelloResponse, error) {
    ctx = ctxsetters.WithPackageName(ctx, "api.rpc.v1")
    ctx = ctxsetters.WithServiceName(ctx, "GreeterService")
    ctx = ctxsetters.WithMethodName(ctx, "Hello")
    caller := c.callHello