{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121328",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c9af39a3c723ba49c5bf251b784027e49dd3d2b9c9a61ba36e92398c629eab5",
    "signature": "0x66bf48fe5a731ef1f7832c090fbf27808e7adc6362347d9033ed03051905120039fc31e0f11d21c5a13649f9698e514d6a793c6db43d30aab8354df100fa35b61b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}