Just some JSON to parse.

foo.json

{
  "foo": 3,
  "bar": 10
}

output.ps1

PS C:\Users\swart\projects\powershell_scripts> .\get_remote_data.ps1      

PS C:\Users\swart\projects\powershell_scripts> Find-RemoteData -Name "bar"

10
PS C:\Users\swart\projects\powershell_scripts> Find-RemoteData -Name "foo"

3
PS C:\Users\swart\projects\powershell_scripts> (Find-RemoteData -Name "bar") + (Find-RemoteData -Name "foo")

13
PS C:\Users\swart\projects\powershell_scripts> Read-RemoteData


foo bar
--- ---
  3  10

remote_data.ps1

$global:dataURL = "https://gist.githubusercontent.com/btipling/ee096da8b794deab6d621bf9b8ec41c4/raw/d46f89efa3059c1e3915dafe5b438f4e41bcf859/foo.json"

function global:Read-RemoteData() {
    Invoke-RestMethod -Uri $global:dataURL
}

function global:Find-RemoteData([string]$Name) {
    $response = Invoke-WebRequest -Uri $global:dataURL
    $data = $response.Content | ConvertFrom-Json -AsHashtable
    [int] $data[$Name]
}