curl --request POST \
  --url https://api.example.com/v1/crm/maintenances/{id}/finish/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "comment": "<string>",
  "state": 123
}
'

{
  "id": 123,
  "comment": "<string>",
  "state": 123
}