{
  "manageEntity": {
    "action": "Repost",
    "entityId": "587618520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd86b3340e401386761ee17254cc51ca7918f4924daf78e0e8910176109786ad8",
    "signature": "0xac54004e3fbaa3cc07fac92c3746477532868f543b8071cc5b8faf0aa83622b21c01ffeb85f5e10593e3bfb8646bc643ac3d457210abf585ce1c51b02f618c001b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}