---
title: "POST /v1/workspaces/{workspaceId}/sending-lanes/migrations"
method: POST
path: "/v1/workspaces/{workspaceId}/sending-lanes/migrations"
---

# POST /v1/workspaces/{workspaceId}/sending-lanes/migrations

`POST /v1/workspaces/{workspaceId}/sending-lanes/migrations`

## Request

- Base URL: `https://api.bangermail.com`
- URL: `https://api.bangermail.com/v1/workspaces/{workspaceId}/sending-lanes/migrations`
- Auth: HTTP bearer

Request the existing human migration review for only this lane. Only a signed-in administrator can authorize it in Approvals.

## Headers

- `Idempotency-Key` string, required

## Request body

- EmailLaneInput
  - `domain` string, required: Parent company domain, such as example.com.
  - `from_domain` string, required: Exact root or subdomain to configure, such as example.com or news.example.com.
  - `lane` 'mailbox' | 'product' | 'broadcast', required: Mail is mailbox. It sends and receives; Product and Broadcast are optional dedicated sending lanes.
  - `root_dmarc_confirmed` boolean: Legacy compatibility field; setup preserves existing email policies and requires no confirmation.
  - `route_providers` object
    - `product` 'banger' | 'resend'
    - `broadcast` 'banger' | 'resend'
  - `route_domains` object
    - `product` string
    - `broadcast` string

## Response `200`

Existing migration review returned.

- object
  - `data` ApprovalRequest, required
    - `id` string, uuid, required
    - `requested_by_actor_id` string, required
    - `action_kind` string, required
    - `summary` string, required
    - `capability_scopes` string[], required
    - `resource_scope` object, required
    - `payload` object, required
    - `payload_sha256` string, required
    - `status` 'pending' | 'approved' | 'rejected' | 'cancelled' | 'expired', required
    - `missed` boolean, required
    - `expires_at` string, date-time, required
    - `qa_automation` object, nullable: Server-recorded dedicated QA automation provenance; never evidence of a human payload review. The run and global authorization are rechecked at execution.
      - `kind` 'dedicated_qa_automation'
      - `authorization_reference` string
      - `run_id` string
      - `operation_key` string
      - `recipients` string[]
      - `approval_sha256` string
      - `resource_sha256` string
    - `decided_by_actor_id` string, nullable
    - `decision_reason` string, nullable
    - `created_at` string, date-time, required
    - `updated_at` string, date-time, required
    - `decided_at` string, date-time, nullable
    - `execution_job_id` string, uuid
    - `review` object
      - `disposition` 'automatic' | 'human_required', required
      - `recipient_count` integer, nullable, required
      - `reasons` string[], required
      - `checks` string[], required

## Other responses

- `201`: Migration review requested.

---

[API](https://skmtc.dev/bangermail/apis/banger-api.md) · [All operations](https://skmtc.dev/bangermail/apis/banger-api/llms.txt) · [OpenAPI document](https://skmtc.dev/bangermail/apis/banger-api/revisions/a149909267f9?raw)