Authorization: ********************{
"user_id": "string",
"title": "string",
"content": "string",
"broadcast": true
}curl --location 'https://video.zerexa.net/api/admin/send-message' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"user_id": "string",
"title": "string",
"content": "string",
"broadcast": true
}'