{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1489578411",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28c85d5c41e666818e0e3b17325e05fd7fdce7e3e1367a8b352f78ee7ccdb24a",
    "signature": "0x1e15144f5c2f51f96d4b2e9102c1d2aaee72dc2a35cb64cbba310907d5a9f9a33bd8565867a866e973dc026c459cface933708871d2aeb60682b95de7b758ecf1c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}