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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 async def revoke(client: Client, revocation_signed_raw: str) -> ClientResponse: """ POST revocation document :param client: Client to connect to the api :param revocation_signed_raw: Certification raw document :return: """

    return await client.post(MODULE + '/revoke', {'revocation': revocation_signed_raw}, rtype=RESPONSE_AIOHTTP)