{
  "manageEntity": {
    "action": "Repost",
    "entityId": "548963",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e2dd5c290d136cfe37b8f3be63aa137a91e913b6e09431d25144cd6a6dcde9d",
    "signature": "0x08745ae56bcde69b0df27beae04bfe62ba54fb67d79d9b72993dc8a65a99dfc140f79f33b2d0bfd08537cc326fd6b137942fa2af4038b351ca5a5a4f6e1268d21b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}