# `verae-zapier-middleware/store/blobs`

**Package:** `verae-zapier-middleware`  
**Source:** `packages/verae-zapier-middleware/src/store/blobs.js`  
**Lines:** 137

## What this module is

Implementation module in `verae-zapier-middleware`. The tables below are extracted from the source (signatures + JSDoc).

## Exports

`decryptBlob`, `putBlob`, `getBlobRecord`, `readBlobPlaintext`, `createShare`, `redeemShare`

## Types / interfaces / classes

_None extracted._

## Functions

| Name | Parameters | Param types (JSDoc) | Returns | Calls (same file / helpers) |
|------|------------|---------------------|---------|-----------------------------|
| `ensure` | `(none)` | — | `unknown` | see Call graph |
| `encrypt` | `plaintext, key` | plaintext: `Buffer`, key: `Buffer` | `unknown` | see Call graph |
| `decryptBlob` | `enc, key` | key: `Buffer` | `unknown` | see Call graph |
| `putBlob` | `{ tenantId, sha256, filename, bytes, publicMetadata = {}, privateMetadata = {} }` | params: `object`, params.tenantId: `string`, params.sha256: `string`, params.filename: `string`, params.bytes: `Buffer`, params.publicMetadata: `object`, params.privateMetadata: `object` | `unknown` | see Call graph |
| `getBlobRecord` | `id` | — | `unknown` | see Call graph |
| `readBlobPlaintext` | `id, tenantId` | id: `string`, tenantId: `string` | `unknown` | see Call graph |
| `createShare` | `{ blobId, fromTenantId, label }` | — | `unknown` | see Call graph |
| `redeemShare` | `token` | token: `string` | `unknown` | see Call graph |

## Methods (class / object)

| Name | Parameters |
|------|------------|
| `persist` | `(none)` |
| `persist` | `(none)` |

## What it imports / requires

- `node:crypto`
- `./db.js`

## Call graph (identifiers invoked)

`ensure`, `getStore`, `encrypt`, `randomBytes`, `createCipheriv`, `concat`, `update`, `final`, `getAuthTag`, `toString`, `decryptBlob`, `createDecipheriv`, `from`, `setAuthTag`, `putBlob`, `randomUUID`, `toISOString`, `persist`, `getBlobRecord`, `readBlobPlaintext`, `createShare`, `redeemShare`

Each identifier is a call site in this file. Follow the import list to see the defining module; open that module’s MD for parameter and return types.

## Return values (how to read this)

- HTTP route handlers return Express `res.json(...)` bodies (see route docs).
- Zapier `perform` functions return a **single object** (creates) or an **array** (triggers/searches).
- Pricing functions return integer **cents** on `Quote.totalCents`.