{
  "manageEntity": {
    "action": "Repost",
    "entityId": "4997",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d0a1b182a424ed9452c3413290dc8e9b6d217374726528ea0cc0766743f3336",
    "signature": "0x6a7305f7e59053c114ad70afad5f933ab67a7f1c55dd5896241e73ab2ad70a3165e431b2ae5c1596868fc9f8c0eedeed8bac5fc0ed1be4ca82c08ad605cb5fc01c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}