import plivo client = plivo.RestClient('<auth_id>','<auth_token>') response = client.calls.speak_stop( call_uuid='3a2e4c90-dcee-4931-8a59-f123ab507e60', ) print(response)
{ "message" : "speak stopped", "api_id" : "cf2359c8-f4d6-11e6-b886-067c5485c240" }
https://api.plivo.com/v1/Account/{auth_id}/Call/{call_uuid}/Speak/