{
  "manageEntity": {
    "action": "Repost",
    "entityId": "687371803",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x46d97f2fe8a2f60136c6104905614568ff6d8e9481aaceffa4387c335c959372",
    "signature": "0xb54d3bd3b7844f7ae49570a71b546379a2716c0698db1d38bc38d6d290eafe6e6bac589ae9201f2a6f1bdad78c13149f5dbef4c7d3e716a9ec6ae7d6457f9a261b",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}