{
  "manageEntity": {
    "action": "Repost",
    "entityId": "674888814",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x819999f1e09d2a511048c97a59ae29434debd43341cabec9ccc276dc3390f01a",
    "signature": "0xbdbdf4cba34e39c5d88031dba569f51f405f0446bf0d4592cc0d6f8f9f800dc931a146aebad83250f0b1fd3105f5d78010a35694174aa1bdaf5edc7d93d0141b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}