{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657678013",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12da628bb5b523be5c945be57a6d085116e889520b63ccc5741988809b40fdaf",
    "signature": "0x604e5ff4122e287c5916bb3eff55066d41376d885d06fdc333a61304e9f9202f41daec004d154d1f49e49f1e92dda621fcfb2b37e0396911c3d47cc0846b60d41c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}