Possible API description for Symptoms Checker App

petservices.json

///// request 1, fetch pet symptoms in http://link.to.pets/in.json

{
    "petparts": [
        {
            "partname": "tail",
            "symptoms": [
                {
                    "id": 1,
                    "name": "long tail"
                },
                {
                    "id": 2,
                    "name": "hairy tail"
                },
                {
                    "id": 3,
                    "name": "smelly tail"
                }
            ]
        },
        {
            "partname": "nose",
            "symptoms": [
                {
                    "id": 1,
                    "name": "long nose"
                },
                {
                    "id": 2,
                    "name": "hairy nose"
                },
                {
                    "id": 3,
                    "name": "smelly nose"
                }
            ]
        }
    ],
    "url": "http://url.to.fetch/articles/for.pet/pet.part/with/set.of.symptoms"
}

///// request 2, fetch articles from set of symptoms
{
 "articles":[
    {
        "id": 1,
        "name": "about noses",
        "description": "something short about the article",
        "url": "http://link.to.article/in.plain.txt"
    },
    {
        "id": 2,
        "name": "more about noses",
        "description": "how to clean noses",
        "url": "http://link.to.article/in.plain.txt"
    },
    {
        "id": 3,
        "name": "long noses?",
        "description": "general information and daily care",
        "url": "http://link.to.article/in.plain.txt"
    }
 ]
}