{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757101",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x01193e3ae901212a11f5f52ef6b55aac45f8cb874cf3ddb36b97010dba897631",
    "signature": "0x1e7016aae8ba9e5970403a4bd1fed3606654a8969adf0d9ce42ba68bbd6bfd6755c1a5a56552d0a3abd9782918c9c1948e2cbb6a46b9b933bccb1036be0455d81c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}