Turns a metric on or off for future analyses. Separate from the edit above on purpose: a switch in the list should not have to send the title, the norms and the weight to say "stop measuring this".

curl -X PUT "https://test.api.speaknode.com/api/Analytics/metrics/497f6eca-6276-4993-bfeb-53cbbbba6f08/active" \  -H "Content-Type: application/json" \  -d '{}'

{
  "success": true,
  "error": "string",
  "is_active": true
}