curl --request GET \
  --url https://api.hubapi.com/automation/v4/sequences/enrollments/contact/{contactId} \
  --header 'Authorization: Bearer <token>'

{
  "id": "<string>",
  "enrolledBy": "<string>",
  "toEmail": "<string>",
  "sequenceId": "<string>",
  "sequenceName": "<string>",
  "enrolledByEmail": "<string>",
  "enrolledAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z"
}