{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1898030036",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x876d04ba702b782ccc3ffcaa22884b9db64847af7ab8ef7c6b0d05007c6b50b8",
    "signature": "0x578f3ab78104ddc2c50542f9a3203bcda3b689a3c8e04dbd70a574bc9abddc3563c999486815447aa1e3de05a22de33c2362e93b5e871f1315533e46cc4e67831c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}