{
  "manageEntity": {
    "action": "Repost",
    "entityId": "666461773",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31ba20d33172f1668f8885a20aa6311fbd1fcc062268ed9f419bd79c5f152f57",
    "signature": "0x84942da7185503c37e17856ddff47ef2f849fef19f8ea98a6286e601e41c26534003d63651df8c7b66a607b44b528cc82d40af52731c4badaad3c900856580ca1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}