username:passwordAuthorization: Basic *****************{
"due_date": "2019-08-24T14:15:22Z"
}curl --location --request POST '/repos///issues//deadline' \
--header 'Authorization: Basic <encoded-value>' \
--header 'Content-Type: application/json' \
--data-raw '{
"due_date": "2019-08-24T14:15:22Z"
}'{
"due_date": "2019-08-24T14:15:22Z"
}