{
  "manageEntity": {
    "action": "Repost",
    "entityId": "409562",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1ac29a93b464edafce7e5036be7ba008b942d11cb4f8e5fff6ebb7676ec5c992",
    "signature": "0x4aa6fd53df1e0ccaa5f1c617e46ba891a6564bb9d310e6f73872941772e77d9520a32df311b83d0545f5aa278a1524b4afce412f23293817ac2d1a676c034b7b1c",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}