curl --request POST \
  --url https://api.veryfront.com/projects/{project_reference}/channels/bindings/{binding_id}/test \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "channel_id": "<string>",
  "text": "<string>"
}
'

{
  "channel_id": "<string>",
  "ts": "<string>"
}