Available parameters and response documentation is available here

GET /lookup/cnv/chr1:1000:E10000:DUP/hg19?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Cache-Control: max-age=300
Content-Type: application/json ;utf-8
ETag: "a33d9ff758b0d881ba19c17245e85e0c8a620ecfd5b9e2e7d951cd8e6a6f9a24"
Vary: Accept

{
  "pos": 1000,
  "chromosome": "chr1",
  "length": 9000,
  "type": "duplication",
  "end": 10000,
  "regions": {},
  "coding_gene_id": [],
  "coding_genes": null,
  "exon": null,
  "gene_symbol": null,
  "gene_id": null,
  "genes": [],
  "transcripts": [],
  "camouflaged_regions": [],
  "sv_acmg_annotation": {
    "verdict": {
      "saphetor_class": "Benign",
      "saphetor_score": -1.0,
      "verdict": "Uncertain Significance",
      "approx_score": -0.6
    },
    "classifications": [
      {
        "saphetor_score": -1.0,
        "approx_score": 0.0,
        "acmg_class": "Uncertain Significance",
        "saphetor_class": "Benign",
        "name": "Gene",
        "saphetor_user_explain": {
          "Benign": [
            "This structural variant affects 0 coding genes."
          ]
        }
      },
      {
        "saphetor_score": 0.0,
        "approx_score": -0.6,
        "acmg_class": "Uncertain Significance",
        "saphetor_class": "Uncertain Significance",
        "name": "Content",
        "user_explain": {
          "Uncertain Significance": [
            "This structural variant doesn't affect any known domain or coding genes."
          ]
        }
      },
      {
        "saphetor_score": 0.0,
        "approx_score": 0.0,
        "acmg_class": "Uncertain Significance",
        "saphetor_class": "Uncertain Significance",
        "name": "Inheritance"
      },
      {
        "saphetor_score": 0.0,
        "approx_score": 0.0,
        "acmg_class": "Uncertain Significance",
        "saphetor_class": "Uncertain Significance",
        "name": "Literature"
      },
      {
        "saphetor_score": 0.0,
        "approx_score": 0.0,
        "acmg_class": "Uncertain Significance",
        "saphetor_class": "Uncertain Significance",
        "name": "Overlap"
      }
    ],
    "sample_findings": {
      "mode_of_inheritance": "Assumed AD/AR."
    },
    "version_name": "11.14.0"
  },
  "deleted_data_reason": null,
  "publications": {
    "regions": [],
    "genes": []
  },
  "cytobands": "1p36.33"
}