import requests
import json

authKey = 'Redacted'

url = 'https://graphigo.prd.dlive.tv'
headers = {
        'accept': '*/*',
        'authorization': authKey,
        'content-type': 'application/json',
        'fingerprint': '',
        'gacid': 'undefined',
        'Origin': 'https://dlive.tv',
        'Referer': 'https://dlive.tv/Disportum',
        'User-Agent':
          'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36'
        }
data = {
        'extensions': '',
        'operationName': 'SendStreamChatMessage',
        'query': """mutation SendStreamChatMessage($input: SendStreamchatMessageInput!) {
                sendStreamchatMessage(input: $input) {
                  err {
                    code
                    __typename
                  }
                  message {
                    type
                    ... on ChatText {
                      id
                      content
                      ...VStreamChatSenderInfoFrag
                      __typename
                    }
                    __typename
                  }
                  __typename
                }
              }
              fragment VStreamChatSenderInfoFrag on SenderInfo {
                subscribing
                role
                roomRole
                sender {
                  id
                  username
                  displayname
                  avatar
                  partnerStatus
                  __typename
                }
                __typename
              }""",
        'variables': {
                    'streamer': 'dlive-01541948',
                    'message': 'test',
                    'roomRole': 'Moderator',
                    'subscribing': True
                    }
        }

response = requests.post(url, data=json.dumps(data), headers=headers)

print(response.text)