Curl

curl -X POST --header "Content-Type: application/json" --header "Accept: application/json" -d "{\"from\":{\"phoneNumber\":\"+14136790083\"},\"to\":[{\"phoneNumber\":\"+17737175653\"}],\"text\":\"test sms\"}" "https://platform.devtest.ringcentral.com/restapi/v1.0/account/~/extension/~/sms"
Request URL

https://platform.devtest.ringcentral.com/restapi/v1.0/account/~/extension/~/sms
Response Body

{
  "errorCode": "TokenInvalid",
  "message": "Authorization header is not specified",
  "errors": [
    {
      "errorCode": "OAU-123",
      "message": "Authorization header is not specified"
    }
  ]
}
Response Code

401
Response Headers

{
  "date": "Wed, 01 Mar 2017 12:30:12 GMT",
  "routingkey": "SJC11P01PAS02",
  "content-language": "en-US",
  "content-type": "application/json;charset=UTF-8",
  "content-length": "198"
}