Get galaxy cluster by ID

{
  "GalaxyCluster": {
    "id": "12345",
    "uuid": "c99506a6-1255-4b71-afa5-7b8ba48c3b1b",
    "collection_uuid": "c99506a6-1255-4b71-afa5-7b8ba48c3b1b",
    "type": "mitre-enterprise-attack-attack-pattern",
    "value": "Brute Force - T1110",
    "tag_name": "tlp:white",
    "description": "Adversaries may use brute force techniques to attempt access to accounts when passwords are unknown or when password hashes are obtained...",
    "galaxy_id": "12345",
    "source": "https://github.com/mitre/cti",
    "authors": [
      "MITRE"
    ],
    "version": "1",
    "distribution": "4",
    "sharing_group_id": "1",
    "org_id": "12345",
    "orgc_id": "12345",
    "extends_uuid": "c99506a6-1255-4b71-afa5-7b8ba48c3b1b",
    "extends_version": "1",
    "GalaxyElement": [
      {
        "id": "12345",
        "galaxy_cluster_id": "12345",
        "key": "categories",
        "value": "Military"
      }
    ],
    "Galaxy": {
      "id": "12345",
      "uuid": "c99506a6-1255-4b71-afa5-7b8ba48c3b1b",
      "name": "Ransomware",
      "type": "ransomware",
      "description": "Ransomware galaxy based on ...",
      "version": "1",
      "icon": "globe",
      "namespace": "misp",
      "kill_chain_order": {
        "fraud-tactics": [
          "Initiation",
          "Target Compromise",
          "Perform Fraud",
          "Obtain Fraudulent Assets",
          "Assets Transfer",
          "Monetisation"
        ]
      }
    },
    "GalaxyClusterRelation": [
      {
        "id": "12345",
        "galaxy_cluster_id": "12345",
        "key": "categories",
        "value": "Military"
      }
    ],
    "Org": {
      "id": "12345",
      "name": "ORGNAME",
      "date_created": "2021-06-14 14:29:19",
      "date_modified": "2021-06-14 14:29:19",
      "type": "ADMIN",
      "created_by": "12345",
      "user_count": "3"
    },
    "Orgc": {
      "id": "12345",
      "name": "ORGNAME",
      "date_created": "2021-06-14 14:29:19",
      "date_modified": "2021-06-14 14:29:19",
      "type": "ADMIN",
      "created_by": "12345",
      "user_count": "3"
    },
    "tag_id": "12345"
  }
}