diff --git a/application/package.json b/application/package.json
index a940b0c..4a77a38 100644
--- a/application/package.json
+++ b/application/package.json
@@ -10,8 +10,8 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "fabric-client": "^1.2.2",
-    "fabric-network": "^1.3.0-snapshot.35"
+    "fabric-client": "^1.4.0-rc1",
+    "fabric-network": "^1.4.0-rc1"
   },
   "devDependencies": {
     "eslint": "^5.6.0"
diff --git a/application/wallet/User1@org1.example.com/00e4975ef7cb7558f7896384aa59327575242c0a8527948a5ba3cbc397b8172b-priv b/application/wallet/User1@org1.example.com/00e4975ef7cb7558f7896384aa59327575242c0a8527948a5ba3cbc397b8172b-priv
deleted file mode 100644
index f5e25fc..0000000
--- a/application/wallet/User1@org1.example.com/00e4975ef7cb7558f7896384aa59327575242c0a8527948a5ba3cbc397b8172b-priv
+++ /dev/null
@@ -1,5 +0,0 @@
------BEGIN PRIVATE KEY-----
-MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgg9sRdM+U6Bp2/xf8
-tM0z+R8QAJ+nciT0mMcTXbqC85OhRANCAATJivE9CrwK9Rf8SZOTeQYPpcvlmhov
-6CAQXL5rKZDu1HM6sLW0RasPYjMsSdKoHA/JLhSl5Ib3BwSpKjQOfWUM
------END PRIVATE KEY-----
diff --git a/application/wallet/User1@org1.example.com/00e4975ef7cb7558f7896384aa59327575242c0a8527948a5ba3cbc397b8172b-pub b/application/wallet/User1@org1.example.com/00e4975ef7cb7558f7896384aa59327575242c0a8527948a5ba3cbc397b8172b-pub
deleted file mode 100644
index 5dc0243..0000000
--- a/application/wallet/User1@org1.example.com/00e4975ef7cb7558f7896384aa59327575242c0a8527948a5ba3cbc397b8172b-pub
+++ /dev/null
@@ -1,4 +0,0 @@
------BEGIN PUBLIC KEY-----
-MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEyYrxPQq8CvUX/EmTk3kGD6XL5Zoa
-L+ggEFy+aymQ7tRzOrC1tEWrD2IzLEnSqBwPyS4UpeSG9wcEqSo0Dn1lDA==
------END PUBLIC KEY-----
diff --git a/application/wallet/User1@org1.example.com/User1@org1.example.com b/application/wallet/User1@org1.example.com/User1@org1.example.com
index a2c3e10..c8fda03 100644
--- a/application/wallet/User1@org1.example.com/User1@org1.example.com
+++ b/application/wallet/User1@org1.example.com/User1@org1.example.com
@@ -1 +1 @@
-{"name":"User1@org1.example.com","mspid":"Org1MSP","roles":null,"affiliation":"","enrollmentSecret":"","enrollment":{"signingIdentity":"00e4975ef7cb7558f7896384aa59327575242c0a8527948a5ba3cbc397b8172b","identity":{"certificate":"-----BEGIN CERTIFICATE-----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\nQ22EXFCmIQGTE47d\n-----END CERTIFICATE-----\n"}}}
\ No newline at end of file
+{"name":"User1@org1.example.com","mspid":"Org1MSP","roles":null,"affiliation":"","enrollmentSecret":"","enrollment":{"signingIdentity":"c75bd6911aca808941c3557ee7c97e90f3952e379497dc55eb903f31b50abc83","identity":{"certificate":"-----BEGIN CERTIFICATE-----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\nZKPD7ikt+vOYgVnqlA==\n-----END CERTIFICATE-----\n"}}}
\ No newline at end of file
diff --git a/application/wallet/User1@org1.example.com/c75bd6911aca808941c3557ee7c97e90f3952e379497dc55eb903f31b50abc83-priv b/application/wallet/User1@org1.example.com/c75bd6911aca808941c3557ee7c97e90f3952e379497dc55eb903f31b50abc83-priv
new file mode 100644
index 0000000..58594bd
--- /dev/null
+++ b/application/wallet/User1@org1.example.com/c75bd6911aca808941c3557ee7c97e90f3952e379497dc55eb903f31b50abc83-priv
@@ -0,0 +1,5 @@
+-----BEGIN PRIVATE KEY-----
+MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgJ8IrEgxfZzjGsyt+
+0o27jvhwUJE2W1PrFeZi8LwHbiuhRANCAAQv9KiY1U7dHmeex6ZDiKb9RRnwjGzv
++cfc0fVE59Un6bueIN/VmaG9PKInOtSkj6fn784ohf9n9WEO4AhH9Ass
+-----END PRIVATE KEY-----
diff --git a/application/wallet/User1@org1.example.com/c75bd6911aca808941c3557ee7c97e90f3952e379497dc55eb903f31b50abc83-pub b/application/wallet/User1@org1.example.com/c75bd6911aca808941c3557ee7c97e90f3952e379497dc55eb903f31b50abc83-pub
new file mode 100644
index 0000000..0dba004
--- /dev/null
+++ b/application/wallet/User1@org1.example.com/c75bd6911aca808941c3557ee7c97e90f3952e379497dc55eb903f31b50abc83-pub
@@ -0,0 +1,4 @@
+-----BEGIN PUBLIC KEY-----
+MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEL/SomNVO3R5nnsemQ4im/UUZ8Ixs
+7/nH3NH1ROfVJ+m7niDf1ZmhvTyiJzrUpI+n5+/OKIX/Z/VhDuAIR/QLLA==
+-----END PUBLIC KEY-----