curl --request PUT \
  --url https://api.letpiper.com/v1/orgs/{org_id}/agents/{agent_id}/delegates \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "delegate_agent_ids": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ]
}
'

{
  "delegates": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "delegate_agent_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "delegate_agent_name": "<string>",
      "delegate_agent_is_active": true,
      "name": "<string>",
      "description": "<string>"
    }
  ]
}