---
title: "Specific proposal metadata"
method: GET
path: "/governance/proposals/{tx_hash}/{cert_index}/metadata"
tags: ["Cardano » Governance"]
---

# Specific proposal metadata

`GET /governance/proposals/{tx_hash}/{cert_index}/metadata`

Proposal metadata information.

## Path parameters

- `tx_hash` string, required
- `cert_index` integer, required

## Response `200`

Return the proposal information content

- ProposalMetadata
  - `id` string, required — Governance Action Identifier (CIP-0129)
  - `tx_hash` string, required — Off-chain metadata of a proposal with a specific transaction hash
  - `cert_index` integer, required — Off-chain metadata of a proposal with a specific transaction cert_index
  - `url` string, required — URL to the proposal metadata
  - `hash` string, required — Hash of the metadata file
  - `json_metadata` union, required — Content of the JSON metadata (validated CIP-108)
    - string
    - object
    - unknown[]
      - unknown
    - integer
    - number
    - boolean
  - `bytes` string, required — Content of the metadata (raw)

## Other responses

- `400` — Bad request
- `403` — Authentication secret is missing or invalid
- `418` — IP has been auto-banned for extensive sending of requests after usage limit has been reached
- `429` — Usage limit reached
- `500` — Internal Server Error

---

[API](https://skmtc.net/txpipe/apis/blockfrost-io-api-documentation.md) · [All operations](https://skmtc.net/txpipe/apis/blockfrost-io-api-documentation/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/txpipe/blockfrost-io-api-documentation/revisions/4a2f67b16876/schema)