{
  "manageEntity": {
    "action": "Repost",
    "entityId": "413638150",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xef2a9ee1eb4dcf11d5a3e834c60df794fb952981eb3045c698f635a0e04bef5c",
    "signature": "0xb1b49be70c8ac372c77cfc27eea35ea5022baa5bb6efc45c40198956b05211143aecfc307b963bb731eb550ecdae2cf762413397cbf5d7539e0b62e2934e8a331c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}