{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1600023224",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc754a60eaee77418fbeede732d4cccf1134b37f95935aec5c4df867bae03be3b",
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    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}