{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1749242039",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x519ba404404619aa4a2fb2facfdf201550a255acced042ef57bd7fdd297f0d4e",
    "signature": "0xf656c3b55b3c80655c584e0e9caca8e27054fed66e35d2f9e335ab6de5d2646d32ef4d9d39843c27ed9eca6fdc45f84378808f51443809fdf8c667f3b192dc691b",
    "signer": "0x4f9486253FaC362b5D6FdDc882f5406Efd9FcB25",
    "userId": "840551112"
  }
}