{
  "manageEntity": {
    "action": "Repost",
    "entityId": "447251645",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x65621ec6873ebedef194c03d8e1d6fd3c6a736b3f37674099cb2842146ed4889",
    "signature": "0x3351d96d23410fe5ac858bf33d573e84379b6f814d8e8575b143ce49e956df7d6e7e6a071703128532d3b51be4a14c09c3363bc1e58c22332905707b667c7eda1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}