fix spacing on nmap api guide (#109)

Author: jmariomejiap

pages/api/Using_with_nmap.md

@@ -5,7 +5,7 @@ keywords: postman, swagger, docs, requests, nmap
 last_updated: september, 2020
 summary: "How to capture Nmap output in the Tidal Migrations API"
 sidebar: main_sidebar
-permalink: nmap_api.html
+permalink: nmap-api.html
 ---
 
 You can send the output generated by Nmap to the Tidal Migrations API in two ways. First, by using Tidal Tools [Instructions](https://guides.tidalmg.com/host-discovery.html) and second, by sending the data to the API by using a service like Postman. 
@@ -25,11 +25,11 @@ This is the shape of the expected payload.
 
 ```
 {
- "nmap_output": {
-   "hosts": [
-     {
+  "nmap_output": {
+    "hosts": [
+      {
         "ip_address" : "32.199.2.33",
-	      "ptr_record": "abc-32-199-2-33.cloudfront.net",
+        "ptr_record": "abc-32-199-2-33.cloudfront.net",
         "ports": [
           {
             "port": 22,