{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399705379",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbd0724c9a13e963e647288bd9770d547207d1c50b72e4728b47110d8f70982e7",
    "signature": "0x37b76a285ea0b91077c63bf66b7ea924b2efb498ee3000cf12a366ce4214deb144df8562b72f75ed8c74619f048ca29326cebc7696e9889e4a6e2f2cff20938b1c",
    "signer": "0x629256a8696F1C3BF59aD9204C3Aa4dC8bc4C07d",
    "userId": "871265631"
  }
}