{
  "manageEntity": {
    "action": "Repost",
    "entityId": "321643",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04b403e89cc6b49a436ad127e0e78261f38d84ce742494f2f174aeed67fcbb77",
    "signature": "0xf9e290cba36b14bbd1cda8cd45702a4394c964d5c2521260e182f75347dad58a7b7ca18da4443a3cb2bcc49b43d967bc916af4682f19ec46467a5ef081fcc3881b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}