error_fetch.js

fetch("http://api2.flyinsono.com/IRemedicalService", {
  "headers": {
    "accept": "*/*",
    "accept-language": "zh-CN,zh;q=0.9",
    "content-type": "text/plain",
    "proxy-connection": "keep-alive"
  },
  "referrer": "http://127.0.0.1:8080/",
  "referrerPolicy": "strict-origin-when-cross-origin",
  "body": "{\"jsonrpc\":\"2.0\",\"method\":\"GetMeasureApplicationAsync\",\"params\":[{\"Token\":\"41BAC80D90674B40ACC1A02011821CD0\",\"ApplicationName\":\"Carotid\",\"CategoryName\":\"VAS\",\"MeasureModes\":[\"Tissue\"]}],\"id\":959773799}",
  "method": "POST",
  "mode": "cors",
  "credentials": "omit"
});