### This is for the get method
POST http://localhost:9000/2015-03-31/functions/function/invocations HTTP/1.1
content-type: application/json

{
    "PathParameters": {
        "Id": "999"
    }
}


### This is for the post method
POST http://localhost:9000/2015-03-31/functions/function/invocations HTTP/1.1
content-type: application/json

{
    "Body": "{ \"FirstName\": \"Alan\", \"LastName\": \"Adams\"  }"
}