{
  "manageEntity": {
    "action": "Repost",
    "entityId": "381800",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1289c52b03695f6e0cd21ad60a47ffe2d1935cd61cfc8c6cb0c7700250969131",
    "signature": "0x18ad4d248d7c08d0b80e3ecf38284481e8227d86de17d18e5a3a4e94b782d2050227a2ffb52d0d34becea76a041de47e78c0596940b4100650306d819de6af151c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}