python - how to get the resellers email from domain name in whm? -

i have written python scripts email address of domain name being passed using whm api ,accountsummary function

r = requests.get("http://"127.0.0.1":2086/json-api/accountsummary?domain="+domain, headers= payload, verify=false) 

with reseller root username not email.

whm has https://documentation.cpanel.net/display/sdk/cpanel+api+2+functions+-+resellers%3a%3aget_sub_accounts api endpoints reseller doesnot have function reseller email address.

my additional requirement , fetch resellers email:

if domain being passed domain name may belong resellers account want fetch email of resellers account domain belongs to.

i not find right whm api method call.