curl -X POST "https://server.smartlead.ai/api/v1/campaigns/123/reallocate-mailboxes?api_key=YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "from_email_account_ids": [3703387, 3703397]
  }'

import requests

API_KEY = "YOUR_API_KEY"
campaign_id = 123

response = requests.post(
    f"https://server.smartlead.ai/api/v1/campaigns/{campaign_id}/reallocate-mailboxes",
    params={"api_key": API_KEY},
    json={"from_email_account_ids": [3703387, 3703397]}  # or {} for all removed mailboxes
)

result = response.json()
if result.get('ok'):
    print(f"Moved {result['leads_reallocated']} leads")

const API_KEY = 'YOUR_API_KEY';
const campaignId = 123;

const response = await fetch(
  `https://server.smartlead.ai/api/v1/campaigns/${campaignId}/reallocate-mailboxes?api_key=${API_KEY}`,
  {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({ from_email_account_ids: [3703387, 3703397] }) // or {} for all removed mailboxes
  }
);

const result = await response.json();
if (result.ok) {
  console.log(`Moved ${result.leads_reallocated} leads`);
}

{
  "ok": true,
  "leads_reallocated": 5,
  "to_email_account_ids": [2568043]
}

{
  "error": "No email accounts are attached to this campaign."
}

{
  "error": "Email account(s) 2568043 still attached to this campaign. Only leads on mailboxes removed from the campaign can be reallocated."
}

{
  "error": "Campaign not found - Invalid campaign_id."
}

{
  "error": "Failed to reallocate mailboxes. Please try again later."
}