{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538767",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x738903863519dd4a30e5cbf244e74338cb24ff2ed5ce28d3e4d91d2aeccbee0e",
    "signature": "0xe9074946afc4a6d475f6462105adb03d1b177c4c8137726471e2771120b8506424331349fe7e626a1199a6c53f0b37ba446acb4834362421c2967955f27f243e1c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}