curl --request PUT \
  --url https://api.onetsolutions.net/v1/organizations/{organization_id}/projects/{project_id}/domains/{id}/contacts \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "registrant_first_name": "<string>",
  "registrant_last_name": "<string>",
  "registrant_organization": "<string>",
  "registrant_email": "jsmith@example.com",
  "registrant_phone": "<string>",
  "registrant_address_1": "<string>",
  "registrant_address_2": "<string>",
  "registrant_city": "<string>",
  "registrant_state": "<string>",
  "registrant_postcode": "<string>",
  "registrant_country": "<string>",
  "admin_first_name": "<string>",
  "admin_last_name": "<string>",
  "admin_organization": "<string>",
  "admin_email": "jsmith@example.com",
  "admin_phone": "<string>",
  "admin_address_1": "<string>",
  "admin_address_2": "<string>",
  "admin_city": "<string>",
  "admin_state": "<string>",
  "admin_postcode": "<string>",
  "admin_country": "<string>",
  "tech_first_name": "<string>",
  "tech_last_name": "<string>",
  "tech_organization": "<string>",
  "tech_email": "jsmith@example.com",
  "tech_phone": "<string>",
  "tech_address_1": "<string>",
  "tech_address_2": "<string>",
  "tech_city": "<string>",
  "tech_state": "<string>",
  "tech_postcode": "<string>",
  "tech_country": "<string>"
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "task_type": "register",
  "status": "pending",
  "created": "2023-11-07T05:31:56Z",
  "started_at": "2023-11-07T05:31:56Z",
  "completed_at": "2023-11-07T05:31:56Z"
}