Get investment recommendations

curl --request GET \
  --url https://api.bluumfinance.com/v1/wealth/accounts/{account_id}/recommendations \
  --header 'Authorization: Basic <encoded-value>'

{
  "account_id": "3d0b0e65-35d3-4dcd-8df7-10286ebb4b4b",
  "generated_at": "2025-01-15T16:00:00Z",
  "recommendations": [
    {
      "recommendation_id": "rec_001",
      "type": "allocation",
      "title": "Increase International Exposure",
      "rationale": "Your portfolio is underweight international equities compared to target allocation and global diversification best practices",
      "confidence": "high",
      "expected_impact": {
        "risk_adjusted_return_improvement": "0.3",
        "diversification_score_improvement": "5"
      },
      "suggested_actions": [
        {
          "action": "buy",
          "symbol": "VXUS",
          "name": "Vanguard Total International Stock ETF",
          "target_allocation": "10",
          "current_allocation": "5"
        }
      ]
    },
    {
      "recommendation_id": "rec_002",
      "type": "security",
      "title": "Consider Lower Cost ETF",
      "rationale": "You can reduce expense ratios by switching to a lower-cost equivalent ETF",
      "confidence": "medium",
      "expected_impact": {
        "risk_adjusted_return_improvement": "0.1"
      },
      "suggested_actions": [
        {
          "action": "sell",
          "symbol": "SPY",
          "name": "SPDR S&P 500 ETF"
        },
        {
          "action": "buy",
          "symbol": "VOO",
          "name": "Vanguard S&P 500 ETF"
        }
      ]
    }
  ]
}