{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300312",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc8b81a94e03fa472ff865a918127ad697d16b866f64812ac688853c4534b56d5",
    "signature": "0x4468f487da695f20d3bc2c55cf0bf0bb044faa38a7202d8b8ffce87f24be01a478bdfba2774808b202af867d50cf53742b8ea5abab799a5302d4040747c8afd31c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}