{
  "manageEntity": {
    "action": "Repost",
    "entityId": "137649",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c2be6046a967d0feb39f4f452ffadfdbf5ca3a2e2d2da57730a7df6dfd0f608",
    "signature": "0x9b0670de77790914bb2993903a36c4f140e6e9ff953e501b0576b868fcdc743766ff4b8d7f8acbb258df8bdd305ba4a575ef66e006086c4dc068b53ff925af7a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}