Added/updated snippets for docs (#2318)

docs/doc_examples/ed688d86eeaa4d7969acb0f574eb917f.asciidoc

@@ -0,0 +1,19 @@
+// This file is autogenerated, DO NOT EDIT
+// Use `node scripts/generate-docs-examples.js` to generate the docs examples
+
+[source, js]
+----
+const response = await client.index({
+  index: "my_queries1",
+  id: 1,
+  refresh: "true",
+  document: {
+    query: {
+      term: {
+        "my_field.prefix": "abc",
+      },
+    },
+  },
+});
+console.log(response);
+----