{
  "manageEntity": {
    "action": "Repost",
    "entityId": "290737",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc5c27e53ade106b222277358a3df30e13c758344cb188fa8bab1b68b749f27e",
    "signature": "0x769fb8a20a1313eb70a8bcfe8f5192963cb295725e064822ce09d21552ecde796b3c2c5586646ef11dfd778a727773670c7bb446f85bdf4c6ffe287a453d3c241c",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}