curl --request POST \
  --url https://api.engrate.io/send_status_request \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "sender_id": "<string>",
  "receiver_id": "<string>",
  "date": "<string>"
}
'

{
  "spec": {
    "sender_id": "<string>",
    "receiver_id": "<string>",
    "date": "<string>"
  },
  "message_id": "<string>",
  "time_interval": "<string>"
}