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": "0d2e7e29-e4d9-41ac-8055-e30b675023da",
    "type": "catalog_entity_properties",
    "attributes": {
      "catalog_entity_id": "5c3fba8e-a8f7-4aa8-a0a8-e87dd80408f9",
      "catalog_field_id": "6c95a9dc-7993-4ad9-824a-5355f791c5eb",
      "key": "text",
      "value": "Test EntityProperty",
      "deleted_at": null,
      "updated_at": "2025-10-30T14:15:01.859-07:00",
      "created_at": "2025-10-30T14:15:01.859-07:00"
    },
    "relationships": {
      "catalog_entity": {
        "data": {
          "id": "5c3fba8e-a8f7-4aa8-a0a8-e87dd80408f9",
          "type": "catalog_entities"
        }
      },
      "catalog_field": {
        "data": {
          "id": "6c95a9dc-7993-4ad9-824a-5355f791c5eb",
          "type": "catalog_fields"
        }
      }
    }
  }
}