feat(): add/update missing v5 market endpoints. add api doc examples for each endpoint.

examples/apidoc/typescripttest.ts

@@ -0,0 +1,19 @@
+import { RestClientV5 } from '../../src';
+
+const client = new RestClientV5({
+  testnet: true,
+  key: 'apikey',
+  secret: 'apisecret',
+});
+
+client
+  .getDeliveryPrice({
+    category: 'option',
+    symbol: 'ETH-26DEC22-1400-C"',
+  })
+  .then((response) => {
+    console.log(response);
+  })
+  .catch((error) => {
+    console.error(error);
+  });