curl --request POST \
  --url https://api.iotools.cloud/v1/tool/unix-timestamp-converter \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "direction": "to-date",
  "timestamp": "1704067200",
  "unit": "auto",
  "timezone": "Asia/Tokyo"
}
'

{
  "tool": "unix-timestamp-converter",
  "tool_version": "1.0.1",
  "outputs": {
    "result": [
      {
        "property": "Detected unit",
        "value": "Seconds"
      },
      {
        "property": "ISO 8601 (UTC)",
        "value": "2024-01-01T00:00:00.000Z"
      },
      {
        "property": "UTC (RFC 7231)",
        "value": "Mon, 01 Jan 2024 00:00:00 GMT"
      },
      {
        "property": "Date (UTC)",
        "value": "2024-01-01"
      },
      {
        "property": "Time (UTC)",
        "value": "00:00:00"
      },
      {
        "property": "Day of week (UTC)",
        "value": "Monday"
      },
      {
        "property": "In Asia/Tokyo",
        "value": "Mon, 2024-01-01 09:00:00"
      },
      {
        "property": "Unix timestamp (seconds)",
        "value": "1704067200"
      },
      {
        "property": "Unix timestamp (milliseconds)",
        "value": "1704067200000"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}