{
  "manageEntity": {
    "action": "Repost",
    "entityId": "498796",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1424a7c2074739cf0c09003ca78078724fdd62b50c9b0315085ae6c56b36613c",
    "signature": "0xd9dd6459c9705b03da3bed8988f2de44ee54fddcf5348b5273439c3df88fe6b47bab9a469823a59fb276e7dbf934ea5524b6ced0ee4a2c80300e7b79c746d2411c",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}