{
  "manageEntity": {
    "action": "Repost",
    "entityId": "487254",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88584fc1a951cf12828aca263f3025ef929bd8ea9daaf78ea2d68413826b9c54",
    "signature": "0x106434a6fc8c9372e1725cfc5f27e1e3be81a4a83f7433a5090c6abacc760a011c2786910af5779c785df4e2452e680f3ed44de2b56aac55976f7c69fe907e2f1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}