{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450521",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbee10538f8b7cf80f0ceb085d2c48de70001287c4357351d19c4ed6add679f67",
    "signature": "0xc3fa609497ef7b5d559e9584d9903ff6cc1151d9b3bc43c2a73b46b0a32d12be76853bd1aa3d3fd58eaef68e9580df43c13c501b75b98302fc347442a52a08b31c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}