username:passwordAuthorization: Basic *****************{
"description": "string",
"due_on": "2019-08-24T14:15:22Z",
"state": "open",
"title": "string"
}curl --location --request POST '/repos///milestones' \
--header 'Authorization: Basic <encoded-value>' \
--header 'Content-Type: application/json' \
--data-raw '{
"description": "string",
"due_on": "2019-08-24T14:15:22Z",
"state": "open",
"title": "string"
}'{
"closed_at": "2019-08-24T14:15:22Z",
"closed_issues": 0,
"created_at": "2019-08-24T14:15:22Z",
"description": "string",
"due_on": "2019-08-24T14:15:22Z",
"id": 0,
"open_issues": 0,
"state": "string",
"title": "string",
"updated_at": "2019-08-24T14:15:22Z"
}