# Request Block Data

**`GET /policies/{policyId}/blocks/{uuid}`**

Requests data for the specified block within a policy. Only users with a role permitted by the block are allowed to make this request.

**Authentication:** Bearer token required (`Authorization: Bearer <token>`)

**Permission:** `Permissions.POLICIES_POLICY_EXECUTE` or `Permissions.POLICIES_POLICY_MANAGE`

***

## Request

### Path Parameters

| Parameter  | Type   | Required | Description                                                       |
| ---------- | ------ | -------- | ----------------------------------------------------------------- |
| `policyId` | string | Yes      | The policy ID (MongoDB ObjectId, e.g. `63e3e5e8a01b3c001234abcd`) |
| `uuid`     | string | Yes      | The block UUID identifier                                         |

***

## Response

### Success Response

**Status:** `200 OK`

```json
{
  "id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "blockType": "requestVcDocumentBlock",
  "schema": "#iREC_Application",
  "data": {}
}
```

### Error Responses

| Status                      | Description                             |
| --------------------------- | --------------------------------------- |
| `401 Unauthorized`          | Missing or invalid token                |
| `403 Forbidden`             | Insufficient permissions                |
| `404 Not Found`             | Policy or block not found               |
| `503 Service Unavailable`   | Policy block is temporarily unavailable |
| `500 Internal Server Error` | Unexpected server failure               |


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://guardian.hedera.com/docs/develop/policies/policy-creation-using-the-guardian-apis/request-block-data.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.