`organization.migration.start`

Start a resumable organization data move and freeze source writes. Existing source data is retained. Only a person in the dashboard or CLI can start it.

POST/api/v1/accounting/organization.migration.start

Permissions

accounting:readaccounting:writeaccounting:admin

Who can call it

admin

Retries

No idempotency key

MCP

Not offered over MCP: Organization data moves need administrator sign-ins at both installations and an explicit cutover in Settings or the CLI.

Fields

idstring (ID)Required
The record's ID.
peerHoststring (uri)Required
at most 2000 characters
peerOrganizationIdstringRequired
Matches ^[A-Za-z0-9_-]{1,100}$

curl https://app.getoatmilk.com/api/v1/accounting/organization.migration.start \
  -H "Authorization: Bearer $OATMILK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "id": "9a8b7c6d-5e4f-4a3b-8c2d-1e0f9a8b7c6d",
  "peerHost": "https://example.com/webhooks/oatmilk",
  "peerOrganizationId": "peer_organization_id"
}'

const response = await fetch("https://app.getoatmilk.com/api/v1/accounting/organization.migration.start", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.OATMILK_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "id": "9a8b7c6d-5e4f-4a3b-8c2d-1e0f9a8b7c6d",
    "peerHost": "https://example.com/webhooks/oatmilk",
    "peerOrganizationId": "peer_organization_id"
  }),
});
const { data, error } = await response.json();
if (!response.ok) throw new Error(`${error.code}: ${error.message}`);
console.log(data);

import os

import requests

response = requests.post(
    "https://app.getoatmilk.com/api/v1/accounting/organization.migration.start",
    headers={
        "Authorization": f"Bearer {os.environ['OATMILK_API_KEY']}",
    },
    json={
        "id": "9a8b7c6d-5e4f-4a3b-8c2d-1e0f9a8b7c6d",
        "peerHost": "https://example.com/webhooks/oatmilk",
        "peerOrganizationId": "peer_organization_id",
    },
    timeout=30,
)
payload = response.json()
if not response.ok:
    raise RuntimeError(f"{payload['error']['code']}: {payload['error']['message']}")
print(payload["data"])

Response

{
  "data": { … }
}

Try it

Checks your input with this action’s real schema and answers like the API, with synthetic data. No key needed, and nothing changes.

Input

POST/api/v1/accounting/organization.migration.start

curl https://app.getoatmilk.com/api/v1/accounting/organization.migration.start \
  -H "Authorization: Bearer $OATMILK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "id": "9a8b7c6d-5e4f-4a3b-8c2d-1e0f9a8b7c6d",
  "peerHost": "https://example.com/webhooks/oatmilk",
  "peerOrganizationId": "peer_organization_id"
}'

const response = await fetch("https://app.getoatmilk.com/api/v1/accounting/organization.migration.start", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.OATMILK_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "id": "9a8b7c6d-5e4f-4a3b-8c2d-1e0f9a8b7c6d",
    "peerHost": "https://example.com/webhooks/oatmilk",
    "peerOrganizationId": "peer_organization_id"
  }),
});
const { data, error } = await response.json();
if (!response.ok) throw new Error(`${error.code}: ${error.message}`);
console.log(data);

import os

import requests

response = requests.post(
    "https://app.getoatmilk.com/api/v1/accounting/organization.migration.start",
    headers={
        "Authorization": f"Bearer {os.environ['OATMILK_API_KEY']}",
    },
    json={
        "id": "9a8b7c6d-5e4f-4a3b-8c2d-1e0f9a8b7c6d",
        "peerHost": "https://example.com/webhooks/oatmilk",
        "peerOrganizationId": "peer_organization_id",
    },
    timeout=30,
)
payload = response.json()
if not response.ok:
    raise RuntimeError(f"{payload['error']['code']}: {payload['error']['message']}")
print(payload["data"])

Fields

Example

Try it