{
  "manageEntity": {
    "action": "Repost",
    "entityId": "473744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4bd577d7bab24965800ac429fc8eb8ad6c1a21c888635199cf7778c42ba424eb",
    "signature": "0x363c20317c9bcb74dfe09ff473cd7db7ba352867b91ddc9c4ef02df5822c83bb7c2b4c2aed718438bee07d6f1db108bba27aaa9bea034c650b502f6f41d4cc051b",
    "signer": "0xd648B38B61b65e4F8df57D4EE65560D8DaacFDb2",
    "userId": "277314120"
  }
}