curl --request POST \
  --url https://api.example.com/api/Telephony/SMS \
  --header 'Content-Type: application/json' \
  --data '
{
  "activityId": 123,
  "userId": 123,
  "isOutboundSms": true,
  "messageTimeUtc": "2023-11-07T05:31:56Z",
  "phoneNumber": "<string>",
  "notes": "<string>",
  "jobId": 123,
  "placementId": 123,
  "opportunityId": 123
}
'

[
  {
    "activityId": 123
  }
]