{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742544264",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6583f69362f0e4c06cd751b52fd17bad931605a12462269e85df1cf43240a3e0",
    "signature": "0xe037db61c780ff5dbe5ddf271c723e61889bbd09400dc8c2ef093d6962dc8b07146db6cefe99b6e90695326e1f428084dbafadf769166a7760df54c573123ee21c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}