curl --request POST \
  --url http://processzen.io/api/create-workflow-run \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "workflow_template_id": "<string>",
  "input_fields": {},
  "user_assignments": {}
}'

{
  "id": "<string>",
  "organization_id": "<string>",
  "template_id": "<string>",
  "status": "<string>",
  "run_json": {},
  "last_activity": "2023-11-07T05:31:56Z"
}