{
  "manageEntity": {
    "action": "Repost",
    "entityId": "777788419",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1e1c99901651d69d1836ec9ca4beea7428c1f5822a23dae56e0f899911425c1",
    "signature": "0x878499f8e394e65e723433475794ede3ec5cf16a13092521bffc84175b9b72a9721c558bd9f3f689cce5cd72594e7d60860dd79c422aea976a7d9a3966f7f9d71b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}