curl --request POST \
  --url https://ai.wisepilot.app/api/v1/content/nurture-sequences/{id}/steps/create \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "channel": "<string>",
  "delay_days": 1,
  "delay_from": "<string>",
  "goal": "<string>",
  "subject": "<string>",
  "body": "<string>"
}
'

{
  "success": true,
  "data": {
    "stepNumber": 123,
    "channel": "<string>",
    "delayDays": 123,
    "delayFrom": "<string>",
    "goal": "<string>",
    "isActive": true,
    "stepAssetId": "<string>",
    "stepAssetTitle": "<string>"
  }
}