{
  "manageEntity": {
    "action": "Repost",
    "entityId": "609481",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39892f3f623eedaefeb9783e3ec7c9221a3012c17ad559b61b6d113f5926c3cd",
    "signature": "0x9a035954a5e22330cbae1aeb94c15521faaee31aae09b5137524633b1ebf91b175f2651becc655371896bd57a139419509ce2db9a48eba5e87e27613cc7b10f71c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}