{
  "manageEntity": {
    "action": "Repost",
    "entityId": "875390344",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x41b8d13e685bd4784688995b45b35b15a8819145658de940a9afa441a86170bc",
    "signature": "0xcd56ab2051b7cee9f7b1aa01a1ef7ab40ac90da65e036eecd9c29ba86145da2559aef5bf339cdcdd57440c5d2834cd1e8c2403c1a0df13c1480a490effef22841b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}