diff --git a/blogs/microservices-demo-1/src/currencyservice/package-lock.json b/blogs/microservices-demo-1/src/currencyservice/package-lock.json
index b3d7301ff9..c661c06282 100644
--- a/blogs/microservices-demo-1/src/currencyservice/package-lock.json
+++ b/blogs/microservices-demo-1/src/currencyservice/package-lock.json
@@ -457,18 +457,15 @@
       }
     },
     "node_modules/ajv": {
-      "version": "6.12.6",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
-      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+      "version": "5.5.2",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
+      "integrity": "sha512-Ajr4IcMXq/2QmMkEmSvxqfLN5zGmJ92gHXAeOXq1OekoH2rfDNsgdDoL2f7QaRCy7G/E6TpxBVdRuNraMztGHw==",
+      "dev": true,
       "dependencies": {
-        "fast-deep-equal": "^3.1.1",
+        "co": "^4.6.0",
+        "fast-deep-equal": "^1.0.0",
         "fast-json-stable-stringify": "^2.0.0",
-        "json-schema-traverse": "^0.4.1",
-        "uri-js": "^4.2.2"
-      },
-      "funding": {
-        "type": "github",
-        "url": "https://github.com/sponsors/epoberezkin"
+        "json-schema-traverse": "^0.3.0"
       }
     },
     "node_modules/ajv-keywords": {
@@ -1539,18 +1536,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/eslint/node_modules/ajv": {
-      "version": "5.5.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
-      "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
-      "dev": true,
-      "dependencies": {
-        "co": "^4.6.0",
-        "fast-deep-equal": "^1.0.0",
-        "fast-json-stable-stringify": "^2.0.0",
-        "json-schema-traverse": "^0.3.0"
-      }
-    },
     "node_modules/eslint/node_modules/ansi-regex": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
@@ -1569,18 +1554,6 @@
         "ms": "^2.1.1"
       }
     },
-    "node_modules/eslint/node_modules/fast-deep-equal": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
-      "dev": true
-    },
-    "node_modules/eslint/node_modules/json-schema-traverse": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-      "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
-      "dev": true
-    },
     "node_modules/eslint/node_modules/semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -1736,9 +1709,10 @@
       ]
     },
     "node_modules/fast-deep-equal": {
-      "version": "3.1.3",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
-      "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
+      "integrity": "sha512-fueX787WZKCV0Is4/T2cyAdM4+x1S3MXXOAhavE1ys/W42SHAPacLTQhucja22QBYrfGw50M2sRiXPtTGv9Ymw==",
+      "dev": true
     },
     "node_modules/fast-json-stable-stringify": {
       "version": "2.1.0",
@@ -2102,6 +2076,31 @@
         "node": ">=6"
       }
     },
+    "node_modules/har-validator/node_modules/ajv": {
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+      "dependencies": {
+        "fast-deep-equal": "^3.1.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/epoberezkin"
+      }
+    },
+    "node_modules/har-validator/node_modules/fast-deep-equal": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+      "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+    },
+    "node_modules/har-validator/node_modules/json-schema-traverse": {
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+    },
     "node_modules/has": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
@@ -2544,9 +2543,10 @@
       "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
     },
     "node_modules/json-schema-traverse": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
-      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
+      "integrity": "sha512-4JD/Ivzg7PoW8NzdrBSr3UFwC9mHgvI7Z6z3QGBsSHgKaRTUDmyZAAKJo2UbG1kUVfS9WS8bi36N49U1xw43DA==",
+      "dev": true
     },
     "node_modules/json-stable-stringify-without-jsonify": {
       "version": "1.0.1",
@@ -2656,9 +2656,9 @@
       }
     },
     "node_modules/lodash": {
-      "version": "4.17.21",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
+      "version": "4.17.23",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
+      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
       "dev": true
     },
     "node_modules/lodash.camelcase": {
@@ -4003,18 +4003,6 @@
         "string-width": "^2.1.1"
       }
     },
-    "node_modules/table/node_modules/ajv": {
-      "version": "5.5.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
-      "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
-      "dev": true,
-      "dependencies": {
-        "co": "^4.6.0",
-        "fast-deep-equal": "^1.0.0",
-        "fast-json-stable-stringify": "^2.0.0",
-        "json-schema-traverse": "^0.3.0"
-      }
-    },
     "node_modules/table/node_modules/ansi-regex": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
@@ -4024,12 +4012,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/table/node_modules/fast-deep-equal": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
-      "dev": true
-    },
     "node_modules/table/node_modules/is-fullwidth-code-point": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
@@ -4039,12 +4021,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/table/node_modules/json-schema-traverse": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-      "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
-      "dev": true
-    },
     "node_modules/table/node_modules/string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -4735,14 +4711,15 @@
       }
     },
     "ajv": {
-      "version": "6.12.6",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
-      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+      "version": "5.5.2",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
+      "integrity": "sha512-Ajr4IcMXq/2QmMkEmSvxqfLN5zGmJ92gHXAeOXq1OekoH2rfDNsgdDoL2f7QaRCy7G/E6TpxBVdRuNraMztGHw==",
+      "dev": true,
       "requires": {
-        "fast-deep-equal": "^3.1.1",
+        "co": "^4.6.0",
+        "fast-deep-equal": "^1.0.0",
         "fast-json-stable-stringify": "^2.0.0",
-        "json-schema-traverse": "^0.4.1",
-        "uri-js": "^4.2.2"
+        "json-schema-traverse": "^0.3.0"
       }
     },
     "ajv-keywords": {
@@ -5412,18 +5389,6 @@
         "text-table": "~0.2.0"
       },
       "dependencies": {
-        "ajv": {
-          "version": "5.5.2",
-          "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
-          "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
-          "dev": true,
-          "requires": {
-            "co": "^4.6.0",
-            "fast-deep-equal": "^1.0.0",
-            "fast-json-stable-stringify": "^2.0.0",
-            "json-schema-traverse": "^0.3.0"
-          }
-        },
         "ansi-regex": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
@@ -5439,18 +5404,6 @@
             "ms": "^2.1.1"
           }
         },
-        "fast-deep-equal": {
-          "version": "1.1.0",
-          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-          "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
-          "dev": true
-        },
-        "json-schema-traverse": {
-          "version": "0.3.1",
-          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-          "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
-          "dev": true
-        },
         "semver": {
           "version": "5.7.1",
           "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -5752,9 +5705,10 @@
       "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
     },
     "fast-deep-equal": {
-      "version": "3.1.3",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
-      "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
+      "integrity": "sha512-fueX787WZKCV0Is4/T2cyAdM4+x1S3MXXOAhavE1ys/W42SHAPacLTQhucja22QBYrfGw50M2sRiXPtTGv9Ymw==",
+      "dev": true
     },
     "fast-json-stable-stringify": {
       "version": "2.1.0",
@@ -6041,6 +5995,29 @@
       "requires": {
         "ajv": "^6.12.3",
         "har-schema": "^2.0.0"
+      },
+      "dependencies": {
+        "ajv": {
+          "version": "6.12.6",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+          "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+          "requires": {
+            "fast-deep-equal": "^3.1.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
+          }
+        },
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+        },
+        "json-schema-traverse": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+        }
       }
     },
     "has": {
@@ -6375,9 +6352,10 @@
       "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
     },
     "json-schema-traverse": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
-      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
+      "integrity": "sha512-4JD/Ivzg7PoW8NzdrBSr3UFwC9mHgvI7Z6z3QGBsSHgKaRTUDmyZAAKJo2UbG1kUVfS9WS8bi36N49U1xw43DA==",
+      "dev": true
     },
     "json-stable-stringify-without-jsonify": {
       "version": "1.0.1",
@@ -6471,9 +6449,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.21",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
+      "version": "4.17.23",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
+      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
       "dev": true
     },
     "lodash.camelcase": {
@@ -7522,42 +7500,18 @@
         "string-width": "^2.1.1"
       },
       "dependencies": {
-        "ajv": {
-          "version": "5.5.2",
-          "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
-          "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
-          "dev": true,
-          "requires": {
-            "co": "^4.6.0",
-            "fast-deep-equal": "^1.0.0",
-            "fast-json-stable-stringify": "^2.0.0",
-            "json-schema-traverse": "^0.3.0"
-          }
-        },
         "ansi-regex": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
           "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
           "dev": true
         },
-        "fast-deep-equal": {
-          "version": "1.1.0",
-          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-          "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
-          "dev": true
-        },
         "is-fullwidth-code-point": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
           "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
           "dev": true
         },
-        "json-schema-traverse": {
-          "version": "0.3.1",
-          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-          "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
-          "dev": true
-        },
         "string-width": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",