docs: update the list of available APIs

README.md

@@ -166,6 +166,7 @@ applications that interact with individual Google Cloud services:
 | [Infrastructure Manager API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-config) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/config)](https://npm.im/@google-cloud/config) |
 | [Life Sciences](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-lifesciences) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/life-sciences)](https://npm.im/@google-cloud/life-sciences) |
 | [Memorystore for Redis API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-redis-cluster) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/redis-cluster)](https://npm.im/@google-cloud/redis-cluster) |
+| [Merchant API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-shopping-merchant-conversions) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-shopping/conversions)](https://npm.im/@google-shopping/conversions) |
 | [Merchant API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-shopping-merchant-lfp) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-shopping/lfp)](https://npm.im/@google-shopping/lfp) |
 | [Merchant API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-shopping-merchant-notifications) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-shopping/notifications)](https://npm.im/@google-shopping/notifications) |
 | [Merchant API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-shopping-merchant-quota) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-shopping/quota)](https://npm.im/@google-shopping/quota) |

libraries.json

@@ -2846,6 +2846,24 @@
     "linkToRepoHomepage": "https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-redis-cluster",
     "support_documentation": "https://cloud.google.com/redis/docs/getting-support"
   },
+  {
+    "name": "merchantapi",
+    "name_pretty": "Merchant API",
+    "product_documentation": "https://developers.google.com/merchant/api",
+    "client_documentation": "https://cloud.google.com/nodejs/docs/reference/merchantapi/latest",
+    "issue_tracker": "https://github.com/googleapis/google-cloud-node/issues",
+    "release_level": "preview",
+    "language": "nodejs",
+    "repo": "googleapis/google-cloud-node",
+    "distribution_name": "@google-shopping/conversions",
+    "api_id": "merchantapi.googleapis.com",
+    "default_version": "v1beta",
+    "requires_billing": true,
+    "library_type": "GAPIC_AUTO",
+    "api_shortname": "merchantapi",
+    "linkToRepoHomepage": "https://github.com/googleapis/google-cloud-node/tree/main/packages/google-shopping-merchant-conversions",
+    "support_documentation": "https://developers.google.com/merchant/api/docs/getting-support"
+  },
   {
     "name": "merchantapi",
     "name_pretty": "Merchant API",