{
  "manageEntity": {
    "action": "Repost",
    "entityId": "465345541",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb005a607de9835dda0659bdc810ba90a3118091fd604d88ac119d8bfede45b54",
    "signature": "0x2eb523856a2963b308455fda38918ef96c2f8b483b451d7185133f44caad9f027329dcb87002242ccdab57c1bc9be91dd58927c5e4b49a9e37ebd5931d5c38eb1c",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}