{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515006",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc3ecd8fee6b3db4f4ff18304017dc2c017e31888faad13e801f91d2535f6236",
    "signature": "0x783ffa67f6758f5ef18736e95e84507e9440e457011ad552158f53e5707cad3f0f17f832671a1771945ca4aeca9ce708dc81054530d21ff4f9964bf610990e181c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}