diff --git a/example-service/yarn.lock b/example-service/yarn.lock
index 76a61eef..e3468744 100644
--- a/example-service/yarn.lock
+++ b/example-service/yarn.lock
@@ -858,25 +858,17 @@ end-of-stream@^1.0.0, end-of-stream@^1.1.0, end-of-stream@^1.4.1:
   dependencies:
     once "^1.4.0"
 
-es5-ext@^0.10.12, es5-ext@^0.10.35, es5-ext@^0.10.45, es5-ext@^0.10.46, es5-ext@^0.10.47, es5-ext@^0.10.49, es5-ext@^0.10.50, es5-ext@^0.10.53, es5-ext@~0.10.14, es5-ext@~0.10.2, es5-ext@~0.10.46:
-  version "0.10.53"
-  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.53.tgz#93c5a3acfdbef275220ad72644ad02ee18368de1"
-  integrity sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==
-  dependencies:
-    es6-iterator "~2.0.3"
-    es6-symbol "~3.1.3"
-    next-tick "~1.0.0"
-
-es5-ext@^0.10.59:
-  version "0.10.61"
-  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.61.tgz#311de37949ef86b6b0dcea894d1ffedb909d3269"
-  integrity sha512-yFhIqQAzu2Ca2I4SE2Au3rxVfmohU9Y7wqGR+s7+H7krk26NXhIRAZDgqd6xqjCEFUomDEA3/Bo/7fKmIkW1kA==
+es5-ext@^0.10.12, es5-ext@^0.10.35, es5-ext@^0.10.45, es5-ext@^0.10.46, es5-ext@^0.10.47, es5-ext@^0.10.49, es5-ext@^0.10.50, es5-ext@^0.10.53, es5-ext@^0.10.59, es5-ext@^0.10.62, es5-ext@~0.10.14, es5-ext@~0.10.2, es5-ext@~0.10.46:
+  version "0.10.63"
+  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.63.tgz#9c222a63b6a332ac80b1e373b426af723b895bd6"
+  integrity sha512-hUCZd2Byj/mNKjfP9jXrdVZ62B8KuA/VoK7X8nUh5qT+AxDmcbvZz041oDVZdbIN1qW6XY9VDNwzkvKnZvK2TQ==
   dependencies:
     es6-iterator "^2.0.3"
     es6-symbol "^3.1.3"
+    esniff "^2.0.1"
     next-tick "^1.1.0"
 
-es6-iterator@^2.0.3, es6-iterator@~2.0.1, es6-iterator@~2.0.3:
+es6-iterator@^2.0.3, es6-iterator@~2.0.1:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/es6-iterator/-/es6-iterator-2.0.3.tgz#a7de889141a05a94b0854403b2d0a0fbfa98f3b7"
   integrity sha1-p96IkUGgWpSwhUQDstCg+/qY87c=
@@ -904,7 +896,7 @@ es6-symbol@3.1.1:
     d "1"
     es5-ext "~0.10.14"
 
-es6-symbol@^3.1.1, es6-symbol@^3.1.3, es6-symbol@~3.1.3:
+es6-symbol@^3.1.1, es6-symbol@^3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/es6-symbol/-/es6-symbol-3.1.3.tgz#bad5d3c1bcdac28269f4cb331e431c78ac705d18"
   integrity sha512-NJ6Yn3FuDinBaBRWl/q5X/s4koRHBrgKAu+yGI6JCBeiu3qrcbJhwT2GeR/EXVfylRk8dpQVJoLEFhK+Mu31NA==
@@ -935,6 +927,16 @@ esniff@^1.1.0:
     d "1"
     es5-ext "^0.10.12"
 
+esniff@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/esniff/-/esniff-2.0.1.tgz#a4d4b43a5c71c7ec51c51098c1d8a29081f9b308"
+  integrity sha512-kTUIGKQ/mDPFoJ0oVfcmyJn4iBDRptjNVIzwIFR7tqWXdVI9xfA2RMwY/gbSpJG3lkdWNEjLap/NqVHZiJsdfg==
+  dependencies:
+    d "^1.0.1"
+    es5-ext "^0.10.62"
+    event-emitter "^0.3.5"
+    type "^2.7.2"
+
 esprima@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.1.tgz#13b04cdb3e6c5d19df91ab6987a8695619b0aa71"
@@ -1861,11 +1863,6 @@ next-tick@1, next-tick@^1.0.0, next-tick@^1.1.0:
   resolved "https://registry.yarnpkg.com/next-tick/-/next-tick-1.1.0.tgz#1836ee30ad56d67ef281b22bd199f709449b35eb"
   integrity sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ==
 
-next-tick@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/next-tick/-/next-tick-1.0.0.tgz#ca86d1fe8828169b0120208e3dc8424b9db8342c"
-  integrity sha1-yobR/ogoFpsBICCOPchCS524NCw=
-
 nice-try@^1.0.4:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/nice-try/-/nice-try-1.0.5.tgz#a3378a7696ce7d223e88fc9b764bd7ef1089e366"
@@ -2657,6 +2654,11 @@ type@^2.5.0, type@^2.6.0:
   resolved "https://registry.yarnpkg.com/type/-/type-2.6.0.tgz#3ca6099af5981d36ca86b78442973694278a219f"
   integrity sha512-eiDBDOmkih5pMbo9OqsqPRGMljLodLcwd5XD5JbtNB0o89xZAwynY9EdCDsJU7LtcVCClu9DvM7/0Ep1hYX3EQ==
 
+type@^2.7.2:
+  version "2.7.2"
+  resolved "https://registry.yarnpkg.com/type/-/type-2.7.2.tgz#2376a15a3a28b1efa0f5350dcf72d24df6ef98d0"
+  integrity sha512-dzlvlNlt6AXU7EBSfpAscydQ7gXB+pPGsPnfJnZpiNJBDj7IaJzQlBZYGdEi4R9HmPdBv2XmWJ6YUtoTa7lmCw==
+
 unbzip2-stream@^1.0.9:
   version "1.4.3"
   resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz#b0da04c4371311df771cdc215e87f2130991ace7"