{
  "manageEntity": {
    "action": "Repost",
    "entityId": "485552492",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57509ea112fc8367c69d229417c3ab7f970656987ea65018d60cf8d621b8e79e",
    "signature": "0x715f09959e6873a3b7e1e58e28e27054bbeecbd86bff01c5e8f9f885d307fc41594d73aac6841969b5908be7f0f7a121c14fe8359ed6e40b5fb5b1ca79210c741b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}