curl --request GET \
  --url https://app.kosli.com/api/v2/approvals/{org}/{flow_name}/{approval_number} \
  --header 'Authorization: Bearer <token>'

{
  "release_number": 123,
  "base_artifact": "<string>",
  "artifact_name": "<string>",
  "target_artifact": "<string>",
  "description": "<string>",
  "src_commit_list": [
    {
      "commit_sha": "<string>",
      "artifact_fingerprints": [
        "<string>"
      ]
    }
  ],
  "created_at": 123,
  "last_modified_at": 123,
  "approvals": [
    {
      "comment": "<string>",
      "approved_by": "<string>",
      "approval_url": "<string>",
      "timestamp": 123
    }
  ],
  "environment": "<string>",
  "user_data": {}
}