{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645145691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0dc2944636d87ee3060cf4538465622831068019081c1dbabf9cf2ee87af37a1",
    "signature": "0xb2f008eec94611b970f3efd7088f3903fbbab014be0d3685780e4ab2550c3a0a6ec5a07b156dde8ea198eccfa76ac682802ca173fc8eddc74f18a82fa3450b561b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}