{
  "manageEntity": {
    "action": "Repost",
    "entityId": "675577",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28e69b3476573c0a4d0d6b8165cf07faf8c7423c1e5304ec3ef84cd227ca585d",
    "signature": "0x7f2ffd35cdc7170cf64b27c3eb93ad0ce361607be152596065facfd09a56e6f435e46c1b00260813351fd397984b14064a115f2a094c570059aebb9816f760cf1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}