{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1577697704",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c50adeda669ad95c4bf6176562f5807ef08909700c3cfd8d8009b4a1187ac93",
    "signature": "0xf1643070876276622b69ad143f63a2d6cd61bfc854ca22e8422d778136bc389c528ca10dd0290861a8a1edfe91fb0cfdca454a049fdc6246a4fca5abac0653171c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}