{
  "manageEntity": {
    "action": "Repost",
    "entityId": "608849",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x730fa0c73da4ac9cea0d7236bd993cef7575fffc4b8fb449cac0d71ccee430b0",
    "signature": "0x9df7c60c5a6529b863b2bdcc70dfeea96fcd0a6aea950138eb507c64b72dfa4d24aab88b731c7e214a7ee273d203c5bca664b4d119ba781ff0fcbe6bc945e3061c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}