curl --request GET \
  --url https://xbt-mainnet.gomaestro-api.org/v0/assets/runes \
  --header 'api-key: <api-key>'

{
  "data": [
    {
      "id": "840000:1",
      "spaced_name": "Z•Z•Z•Z•Z•FEHU•Z•Z•Z•Z•Z"
    },
    {
      "id": "840000:2",
      "spaced_name": "DECENTRALIZED"
    },
    {
      "id": "840000:3",
      "spaced_name": "DOG•GO•TO•THE•MOON"
    }
  ],
  "last_updated": {
    "block_hash": "00000000000000000002c0cc73626b56fb3ee1ce605b0ce125cc4fb58775a0a9",
    "block_height": 840002
  },
  "next_cursor": "AAAAAAAM0UAAAAAD"
}