curl --request POST \
  --url https://{host}/v2/workspaces/slug:agent-factory/webhooks/v1/agents/{agentId}/tools \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "type": "file_search"
}
'

{
  "id": "<string>",
  "type": "file_search",
  "name": "<string>",
  "display_name": "<string>",
  "description": "<string>",
  "catalog_id": "<string>",
  "auth": {},
  "icon_url": "<string>",
  "vector_store_id": "<string>",
  "server": "<string>",
  "headers": {},
  "scope": "<string>",
  "url": "<string>",
  "parameters": {}
}