1.
Linux

curl -d '{"customer_name":"Peter Paul", "branch_name":"Central Business District"}' -H 'Content-Type: application/json' http://127.0.0.1:8080/addcustomer

2.
Windows

curl -H "Content-type:application/json" --data-binary "{\"customer_name\":\"Peter Paul\", \"branch_name\":\"Central Business District\"}" http://127.0.0.1:8080/addcustomer


3.
JSON response

{
  "status_code": 0,
  "status_description": "Successful"
}