{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643215143",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0b1552634c40e6541ca0fe1e33d12c8d75b6c2f8a0377dfd005305cccbf74be",
    "signature": "0x124e612115e4885282aca694b91189e866588fa0ed348cf2291fcc6943439139702297f13a441a7b17569ac41a40ec50df71aaf801694d076757e6e1cd23182b1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}