{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1259847638",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6357ed1e2bfe13d120f03d56b59fb2c373a2fb1da913a6978fc0027ba59c946e",
    "signature": "0x180c9938693ded2bbed0089ce232a9bc2aedc02a6dfcc53303fa36ef9befccfb230ea072205d5898da9f9df5c9f53ed4038cab9e4cd4cb8b201b04a43cfd74631b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}