{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1457424361",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2ed379f76772c391edc863ab7e4912ac09726290a9ad0ec0c93c6d47ae8af573",
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    "signer": "0xf63b89A0Bbc03C7ec59aC257C7082A056082cDB8",
    "userId": "558452493"
  }
}