{
  "manageEntity": {
    "action": "Repost",
    "entityId": "734296695",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa7fb1f4af3dadb028f3ccb433a55e3c1d3d68ffcdade4eb3728bfad0a3b1517f",
    "signature": "0x4b94b4cbd329c32618fa1fbd34d8af618b89fb3120a949858c6d9835689f276a669e14314c1850a6355df41b6e8c4f0a5f944ded45c75b79f1ed56de1af608c51b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}