curl --request DELETE \
  --url https://synthesis.trade/api/v1/wallet/{wallet_id} \
  --header 'X-API-KEY: <api-key>'

{
  "success": true,
  "response": {
    "wallet_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
    "deleted": true
  }
}