{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x87a1a527e263daecd45ee7e665f6fa91f8cfcfc251f5a5db765f9054d395c4bd",
    "signature": "0x164e94b000a1b16db3c881279c336c871803762d568b7295da37f8f9f64cb07d41483d35ae93e36b8a81ad2ebf828f87dc212bcec92b144d6186a4cbf79010061b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}