{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520646089",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d55fc515b5dcfa10e130def47055c5b53f7aaac11742a48074f5f76dc5d304d",
    "signature": "0xae46bb44b07d257f57558bc468762b7c6df1773ade648f71eeefb1491b50a9e34791ac9c07da97397215a754281d764b2752aff09ae688660bed90bec6461cf71c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}