cyborg/doc/api_samples/attributes/attributes-post-curl.json

curl -g -i -X POST $cyborg_endpoint_url/attributes \
  -H "Accept: application/json" \
  -H "Content-Type: application/json" \
  -H "User-Agent:None" \
  -H "X-Auth-Token: yourtoken" \
  -d '{"deployable_id": "1",
       "key": "rc",
       "value": "FPGA"'