{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1398651657",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf6b9efe6efd36b81738dd96c1358ab48fe9272777f8a5f3af338b36d200b45a8",
    "signature": "0x01707dcce831430452e9cdd36362a19873122a804a6cf5172e4d476c92aa91a87ba6061501b6ba0ddc996b943f5a50c01b776b1af4013630058fb186d2f488df1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}