---
title: "Create an account aggregation snapshot"
method: POST
path: "/accounts/{accountId}/aggregations"
tags: ["Digital Asset Accounts"]
---

# Create an account aggregation snapshot

`POST /accounts/{accountId}/aggregations`

## Request

- Base URL: `http://localhost:3200`
- URL: `http://localhost:3200/accounts/{accountId}/aggregations`
- Auth: API key in header `X-Steward-API-Key`
- TypeScript: <https://skmtc.dev/steward-fi/apis/steward-api/docs/accounts/:accountId/aggregations/post.ts> (a function with typed inputs; its response is checked against the schema)

## Headers

- `X-Steward-Request-Timestamp` string
- `X-Steward-Request-Expires-At` string
- `X-Steward-Signature` string
- `X-Steward-Signing-Key-Id` string
- `Idempotency-Key` string

## Request body

- object
  - `id` string
  - `display_name` string, nullable
  - `displayName` string, nullable
  - `metadata` object

## Response `201`

JSON response

- object
  - `ok` true, required
  - `data` object, required
    - `id` string, required
    - `accountId` string, required
    - `account_id` string
    - `tenantId` string, required
    - `displayName` string, nullable, required
    - `display_name` string, nullable
    - `walletIds` string[], required
    - `wallet_ids` string[]
    - `chainFamilies` string[], required
    - `chain_families` string[]
    - `metadata` object, required
    - `createdAt` string, date-time, required
    - `created_at` string, date-time
    - `updatedAt` string, date-time, required
    - `updated_at` string, date-time

## Other responses

- `400`: JSON response
- `401`: JSON response
- `403`: JSON response
- `404`: JSON response
- `408`: JSON response
- `409`: JSON response

## Changes

- **2026-08-17** `261a7c8070b2`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/steward-fi/apis/steward-api/changes/accounts/:accountId/aggregations/post.md)

---

[API](https://skmtc.dev/steward-fi/apis/steward-api.md) - [All operations](https://skmtc.dev/steward-fi/apis/steward-api/llms.txt) - [OpenAPI document](https://skmtc.dev/steward-fi/apis/steward-api/revisions/b88b4b97a664?raw)