{
  "manageEntity": {
    "action": "Repost",
    "entityId": "535598418",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x86721857261f875f7266f8b6fb97eaa81ce0a15d7d73f8aa8d8b2aad3cc72f01",
    "signature": "0xdb60d4cb70b54c3ae44efd1e4cb4f6eddf00b223b2a003303f4905d4a229061d5c11c4ddb72b04a1b1b09d516d7cd697fbbf6e91fd3167b69f1467eb593261b21c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}