{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738825359",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc0b50e34c897a6af7556368e0eced02a860f659e1bb38eeb5806814e67abf74a",
    "signature": "0x2179532ad2f1eebaf729dbf8b8674e27633d7ef95537fb405cf29f589e8a54bb029e967cca8cc1982757e90bfc2dc8d6dea0ce2d84644d669f4bcefb36388dba1c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}