Apply watermarks to video or image

curl --request POST \
  --url https://api.rendobar.com/watermark/apply \
  --header 'Content-Type: application/json' \
  --data '
{
  "inputs": {
    "source": "https://cdn.rendobar.com/assets/examples/sample.mp4"
  },
  "params": {
    "watermarks": [
      {
        "type": "image",
        "url": "https://cdn.rendobar.com/assets/brand/logo-full.png",
        "position": "bottom-right"
      },
      {
        "type": "text",
        "content": "© 2026 Rendobar",
        "position": "bottom-left",
        "shadow": true
      }
    ]
  }
}
'

{
  "data": {
    "id": "<string>",
    "status": "dispatched"
  }
}