To use, run the following:
curl -s -XPOST 'https://life-boat.herokuapp.com/predict' -d '{"Age":3,"Sex":"male","Embarked":"S"}' -H 'accept-content: application/json'
Alternatively a simple python script:
import requests
import json
url = 'https://life-boat.herokuapp.com/predict'
data = {"Age":3,"Sex":"male","Embarked":"S"}
response = requests.post(url, json.dumps(data))
print(response.json())