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": "78993b3c-698f-45f1-b386-65d7fd8668d3",
    "type": "catalog_entity_properties",
    "attributes": {
      "catalog_entity_id": "042a31d6-4c2c-450a-a587-f4c76044c786",
      "catalog_field_id": "1438f4e3-572a-4948-ab9d-732d95ee5bdc",
      "key": "text",
      "value": "Test EntityProperty",
      "deleted_at": null,
      "updated_at": "2025-08-08T21:48:29.041-07:00",
      "created_at": "2025-08-08T21:48:29.041-07:00"
    },
    "relationships": {
      "catalog_entity": {
        "data": {
          "id": "042a31d6-4c2c-450a-a587-f4c76044c786",
          "type": "catalog_entities"
        }
      },
      "catalog_field": {
        "data": {
          "id": "1438f4e3-572a-4948-ab9d-732d95ee5bdc",
          "type": "catalog_fields"
        }
      }
    }
  }
}