{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1212292307",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb18e498820c28ebe21ac2a892aab759a1967e5bab9e44888e067acf4d8845845",
    "signature": "0xbe60afd5ae4ce779888b8205d1c1d78c30dd983a897f04f75ff4c91a545a22687bc8f0389062ee4392583a89d2a14f803a5832008f568642c66046dfb3f11f4d1c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}