curl -H 'Name: Jennifer' -H 'Age: 30' -H 'Height: 1.7' -H 'Female: true' -H 'Id: 123' -H 'A_Null: null' -H 'Country: Italy' -H 'Planet: The Earth' -H 'Galaxy: Milky Way' -H 'Content-Type: application/json' --data $'{\n  "name": "Jennifer",\n  "age": 30,\n  "height": 1.7,\n  "female": true,\n  "id": "123",\n  "a_null": null,\n  "country": "Italy",\n  "planet": "The Earth",\n  "galaxy": "Milky Way"\n}' 'http://localhost:8000/variables'
curl 'http://localhost:8000/variable/country'
curl 'http://localhost:8000/variable/planet'
