---
title: "Check Order's signature"
method: POST
path: "/v0.1/signature/validate"
tags: ["Signature operations"]
---

# Check Order's signature

`POST /v0.1/signature/validate`

## Request

- Base URL: `https://api.rarible.org`
- URL: `https://api.rarible.org/v0.1/signature/validate`
- Auth: API key in header `X-API-KEY`

Checks if Order's signature is valid and returns 'true' if it so, 'false' otherwise

## Request body

- SignatureValidationForm
  - `signer` string, required: Blockchain address in Union format `${blockchainGroup}:${token}`
  - `publicKey` string: The creator's public key
  - `message` string, required
  - `signature` string, required: Digital signature of the signer
  - `algorithm` string: Algorithm used for signature generation (don't specify if default algo is used)
  - `weight` integer: Weight arg (only for Flow)

## Response `200`

OK

- boolean

## Other responses

- `400`: Bad Request
- `500`: Internal Server Error

---

[API](https://skmtc.dev/rarible/apis/rarible-protocol-mcp-api.md) - [All operations](https://skmtc.dev/rarible/apis/rarible-protocol-mcp-api/llms.txt) - [OpenAPI document](https://skmtc.dev/rarible/apis/rarible-protocol-mcp-api/revisions/5d2651b9411d?raw)