curl --request GET \
  --url https://api.tilt.io/api/v1/custom/org/{organization_uuid}/reports/proposals/ \
  --header 'X-Api-Key: <api-key>'

{
  "proposal_count": 123,
  "proposal_statuses": {
    "completed": 123,
    "pending": 123,
    "failed": 123
  },
  "orders": {
    "buy": {
      "notional": {
        "amount": "<string>",
        "count": 123
      },
      "qty": {
        "amount": "<string>",
        "count": 123
      }
    },
    "sell": {
      "notional": {
        "amount": "<string>",
        "count": 123
      },
      "qty": {
        "amount": "<string>",
        "count": 123
      }
    }
  }
}