curl --request GET \
  --url https://api.onchainden.com/api/v1/groups \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "grp_123",
      "name": "Finance Team",
      "members": [
        {
          "id": "mem_123",
          "name": "Alice",
          "type": "user",
          "walletAddress": "0xabc...",
          "createdAt": "2023-11-07T05:31:56Z",
          "updatedAt": "2023-11-07T05:31:56Z"
        }
      ],
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  ],
  "pagination": {
    "cursor": "<string>",
    "hasMore": true
  }
}