Creates a Catalog Entity Property

curl --request POST \
  --url https://api.rootly.com/v1/catalog_entities/{catalog_entity_id}/properties \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '{
  "data": {
    "type": "catalog_entity_properties",
    "attributes": {
      "catalog_entity_id": "<string>",
      "catalog_field_id": "<string>",
      "key": "text",
      "value": "<string>"
    }
  }
}'

{
  "data": {
    "id": "3b5f6cc7-9598-45fc-bde7-36a85d0d4ee0",
    "type": "catalog_entity_properties",
    "attributes": {
      "catalog_entity_id": "0df70515-47a4-4a34-bbcd-650d12c301c0",
      "catalog_field_id": "31863522-37bb-41ef-bd29-5ef80f884dfd",
      "key": "text",
      "value": "Test EntityProperty",
      "deleted_at": null,
      "updated_at": "2025-08-30T13:46:14.059-07:00",
      "created_at": "2025-08-30T13:46:14.059-07:00"
    },
    "relationships": {
      "catalog_entity": {
        "data": {
          "id": "0df70515-47a4-4a34-bbcd-650d12c301c0",
          "type": "catalog_entities"
        }
      },
      "catalog_field": {
        "data": {
          "id": "31863522-37bb-41ef-bd29-5ef80f884dfd",
          "type": "catalog_fields"
        }
      }
    }
  }
}