{
  "manageEntity": {
    "action": "Repost",
    "entityId": "13412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb53067d2d3ce9419c0e0c66b953a40d7bbdcec70f6e71a34bb418804b75b571c",
    "signature": "0xeab5c2952f976cb55c35edb3953f733433b05feb5f268794942dbd3f0745e067523d8c6b1966737a58176771ff24927b6eab542dd07d5c820828d7119a9ed09a1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}