{
  "manageEntity": {
    "action": "Repost",
    "entityId": "537857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x11fc21c3e9a9ab460d59f3cc85748b0a21bd7cde8b47cf56f85d3e4c89d4b66e",
    "signature": "0xa04e308864750b993f05942dc9af784a84d7d549ac6869b4a650e94263fc10330bd8865d94b7d21da602767c612fb2a5b32604366ce83b8a67e0f6c34ed0a4b31b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}