{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489615",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55eff812608c1aa7180e66e1b8819f656fc3dc2423e6d9b52878284026f8d530",
    "signature": "0x89e19401eda86e959f8fce5060bb8dbe8692e06efe249b05e123273c7f24266918917f013f93477797a33b8700ab14a4eed2a8c2bd6c637abe49dbcefd5eb0a31c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}