{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc8073e700e94ce6459b3549e3d7ef63e032933c0fcdf771a95f7b07dad5ef99",
    "signature": "0xceff34c5456f2e4f4f9be3682590cecb8f57a4c530d4109b7cd8c9a3a2002a5674548b1efb006a2167a3730a442c078d7279421903b36e28891b611bcb635e191c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}