curl --request POST \
  --url https://api.iotools.cloud/v1/tool/podcast-audio-file-size-calculator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "hours": "0",
  "minutes": "45",
  "seconds": "0",
  "audioFormat": "mp3",
  "bitrateKbps": "128",
  "sampleRate": "44100",
  "bitDepth": "16",
  "channels": "2",
  "episodesPerMonth": "4",
  "listeners": "1000"
}
'

{
  "tool": "podcast-audio-file-size-calculator",
  "tool_version": "1.0.1",
  "outputs": {
    "fileSize": "41.20 MB",
    "estimates": [
      {
        "metric": "Duration",
        "value": "45m 0s"
      },
      {
        "metric": "Format",
        "value": "MP3 @ 128 kbps"
      },
      {
        "metric": "File size per episode",
        "value": "41.20 MB"
      },
      {
        "metric": "Episodes per month",
        "value": "4"
      },
      {
        "metric": "Monthly storage",
        "value": "164.79 MB"
      },
      {
        "metric": "Yearly storage (48 episodes)",
        "value": "1.93 GB"
      },
      {
        "metric": "Avg downloads per episode",
        "value": "1,000"
      },
      {
        "metric": "Bandwidth per episode",
        "value": "40.23 GB"
      },
      {
        "metric": "Monthly bandwidth",
        "value": "160.93 GB"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}