What details required to connect REST API to Power BI

Hi toovishant 

click get data > blank query > advanced editor > copy and past the following code and fill it up with the url and api key > click edit credentials > pick Anonymous > connect and see if it works ? 

let
    Source = Json.Document(Web.Contents("https://---------------------/GetAllBuildingsPublicBasic?PageNumber=1&PageSize=5000",
        [
            Headers = [
                #"accept" = "*/*",
                #"x-api-key" = "---------------"
            ]
        ]
    ))
in
    Source