{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600175337",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xadabb16d966ca6d35e0476956778d2690f02cf3adfbca69066cf17ade5fac8a9",
    "signature": "0x1c97eed8200c6253a678fa3eb1bb3822ca94e69e40626e5f02d88d00d1fb79c15536379f1712f6e0957c5107ba107f2799384233ac41245b5fa0a37fcca164931c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}