curl --request PATCH \
  --url https://api.getsly.ai/v1/v1/ap2/mandates/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "expires_at": "2023-11-07T05:31:56Z",
  "metadata": {}
}
'

{
  "data": {
    "id": "<string>",
    "account_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "agent_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "mandate_jwt": "<string>",
    "scope": {
      "max_per_tx": "<string>",
      "max_per_day": "<string>",
      "max_per_month": "<string>",
      "currency": "<string>",
      "allowed_merchant_categories": [
        "<string>"
      ],
      "allowed_merchants": [
        "<string>"
      ],
      "blocked_merchants": [
        "<string>"
      ]
    },
    "expires_at": "2023-11-07T05:31:56Z",
    "created_at": "2023-11-07T05:31:56Z",
    "metadata": {}
  }
}