{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451997823",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b066d8d827127c066e6f355305d05da37bb904ca21fb0fbf79c377cfa0a6f45",
    "signature": "0x4e86c54925fc7d33603190aee5e5463ab911cace33c41ba70f973b13c82d80c254a2c4dc933e31b8cdbd548d306a7592d059f2f596997d37a2e8f6483be360e01b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}