{
  "manageEntity": {
    "action": "Repost",
    "entityId": "487109",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b0815a7be99d8944b61a23427ea0f80eaa9406146f99efa1a76fe7a9a04b571",
    "signature": "0x90adbbf0377991b7aca2f0cdfaa2b5a2a3b2f20cadef593725a21c2d87a9151448eb5710cd713056a96c69c69496bc304e2dd17f286768f479c9f2a04584cda11c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}