Get open perpetual positions on Aster DEX.
cURL
curl --request GET \ --url https://api.example.com/v1/perps/aster/account/{address}/positions
GET /fapi/v1/positionRisk
curl -H "X-API-Key: $API_KEY" \ https://api.perps.studio/v1/perps/aster/account/0x1234.../positions