Getting `"Unknown type \"WebhookFilterInput\"."` errors on my local setup

{
  "operationName": "CreateOneWebhook",
  "query": "mutation CreateOneWebhook($input: WebhookCreateInput!) { createWebhook(data: $input) { __typename targetUrl description createdAt updatedAt id operation } }",
  "variables": {
    "input": {
      "targetUrl": "https://webhook.site/cb0a6704-87be-40d4-a6a8-a92c5e20ff0e",
      "operation": "*.*",
      "id": "95ff1b97-d290-4c57-9769-af77587e6377"
    }
  }
}

{
  "errors": [
    {
      "message": "Unknown type \"WebhookCreateInput\".",
      "locations": [
        {
          "line": 1,
          "column": 35
        }
      ]
    },
    {
      "message": "Cannot query field \"createWebhook\" on type \"Mutation\".",
      "locations": [
        {
          "line": 1,
          "column": 58
        }
      ]
    }
  ]
}