curl --request GET \
  --url https://sandbox.groundtech.co/v2/wallets/{id} \
  --header 'Authorization: Bearer <token>'

{
  "id": "b1c2d3e4-0000-4000-8000-000000000001",
  "label": "Corporate Treasury",
  "createdAt": "2025-09-01T00:00:00Z",
  "depositAddresses": {
    "ethereum": "0xAbC1230000000000000000000000000000000001",
    "arbitrum": "0xAbC1230000000000000000000000000000000001",
    "base": "0xAbC1230000000000000000000000000000000001",
    "polygon": "0xAbC1230000000000000000000000000000000001",
    "solana": "7vFgKxM3bP4oEFbqkPmA5E2rYJ8HqKz8abc1"
  },
  "balance": {
    "totalUsd": "100.00",
    "withdrawableUsd": "95.00",
    "earnedUsd": "5.00"
  },
  "positions": [
    {
      "yieldSourceId": "usdz",
      "name": "Anzen USDz",
      "valueUsd": "95.00",
      "earnedUsd": "5.00",
      "targetPct": 100
    },
    {
      "type": "cash",
      "name": "Cash",
      "valueUsd": "5.00",
      "earnedUsd": "0.000000"
    }
  ]
}