curl --location --request GET 'https://open-api.coinank.com/api/fundingRate/frHeatmap?type=marketCap&interval=1M' \ --header 'apikey;'
{ "success": true, "code": "string", "data": { "dateList": [ 0 ], "coinList": [ "string" ], "dataResult": [ [ "string" ] ] } }