diff --git a/package-lock.json b/package-lock.json
index 1d3dcd5..df593ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,18 +1,19 @@
 {
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-  "version": "1.2.4",
+  "version": "1.3.0-alpha.2",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@hasura/ndc-sdk-typescript",
-      "version": "1.2.4",
+      "version": "1.3.0-alpha.2",
       "license": "ISC",
       "dependencies": {
         "@json-schema-tools/meta-schema": "^1.7.0",
         "@types/node": "^20.6.0",
         "commander": "^11.0.0",
-        "fastify": "^4.23.2"
+        "fastify": "^4.23.2",
+        "rxjs": "^7.8.1"
       },
       "devDependencies": {
         "json-schema-to-typescript": "^13.1.1",
@@ -967,6 +968,14 @@
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     },
+    "node_modules/rxjs": {
+      "version": "7.8.1",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-7.8.1.tgz",
+      "integrity": "sha512-AA3TVj+0A2iuIoQkWEK/tqFjBq2j+6PO6Y0zJcvzLAFhEFIO3HL0vls9hWLncZbAAbK0mar7oZ4V079I/qPMxg==",
+      "dependencies": {
+        "tslib": "^2.1.0"
+      }
+    },
     "node_modules/safe-buffer": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
@@ -1097,6 +1106,11 @@
         "node": ">=12"
       }
     },
+    "node_modules/tslib": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",
+      "integrity": "sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q=="
+    },
     "node_modules/type": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/type/-/type-1.2.0.tgz",
@@ -1887,6 +1901,14 @@
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     },
+    "rxjs": {
+      "version": "7.8.1",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-7.8.1.tgz",
+      "integrity": "sha512-AA3TVj+0A2iuIoQkWEK/tqFjBq2j+6PO6Y0zJcvzLAFhEFIO3HL0vls9hWLncZbAAbK0mar7oZ4V079I/qPMxg==",
+      "requires": {
+        "tslib": "^2.1.0"
+      }
+    },
     "safe-buffer": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
@@ -1985,6 +2007,11 @@
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     },
+    "tslib": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",
+      "integrity": "sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q=="
+    },
     "type": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/type/-/type-1.2.0.tgz",
diff --git a/package.json b/package.json
index edd53a9..fc09257 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hasura/ndc-sdk-typescript",
-  "version": "1.3.0-alpha.1",
+  "version": "1.3.0-alpha.2",
   "description": "",
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",