ha easy, awesome. Thank you!
Get the commands:
http://192.168.1.147/apps/api/89/devices/87/commands?access_token=xxx
Then build you command:
http://192.168.1.147/apps/api/89/devices/[Device ID]/[Command]/[Secondary value]?access_token=xxx
like
http://192.168.1.147/apps/api/89/devices/87/on?access_token=xxxx