{
  "manageEntity": {
    "action": "Repost",
    "entityId": "299215645",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d4edd1ba79fc89582db243fed7245e31ffabe13802b218d50e625e946bb4e09",
    "signature": "0xd5cad5935a9c3ca82462dfed0604849a776e117fc00e4a0fd9e7a3bb8a95b9ad622860b3332a10d11916b7c7adae6e21d0460b401ba126133bdcc41aca8f0aa91c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}