{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1440563256",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x439215f72ee109282067843bebd3c17f3ddfb32ed705f11a4979b495fa6e6453",
    "signature": "0x15a4ec147e2f5dbb4ebaf377291727a5be4617ee7814d9db6a28d0d90453009d495c4557d088bd61fd8bc3cd42615bafa50590dbc58eefd8bce630fbdefa439d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}