[SOLVED] Push-Proxy Server Id

hi
i am using mattermost push proxy…
i have installed mattermost-push-proxy.and run server perfectly.but when i want to test this push notification service using curl…

curl http://172.104.182.36:8066/api/v1/send_push -X POST -H “Content-Type: application/json” -d ‘{ “message”:“est”, “badge”: 1, “platform”:“android”, “server_id”:“c5brhfxaeb8o3qkcc3dfc47coy”, “device_id”:“android:el99uTDjv0A:APA91bGnVbuZl9W2lQSSokXYECVa4Tgt-wrnOxQFh4r51pzdDaFxbXUrJXQgmcSaPYToyIA5Dc9CCLPvYPNBF8bnrZdCjOSIaJmgB0Uhusj-8IoVCtFfAkF_l_PfRq0TMQf7L_RYMLqo”}’

but i got this error.so please help me what am i skip.
error is this
{“error”:“Did not send message because of missing platform property type=android serverId=c5brhfxaeb8o3qkcc3dfc47coy”,“status”:“FAIL”}