{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389959775",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd7890d7801dae7a410a43f646f1a9eddb124e4378c6ec75445767a57096e6f0f",
    "signature": "0x706a9642fbadcd03d03f8aa43225ce3c8791a869a435b2e2958a8f08e04e93e35482708b25a33e87fbe5b2a30255ecf78cffaa507c6aba3c80e5261908729b551c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}