{
  "manageEntity": {
    "action": "Repost",
    "entityId": "528397894",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x470f33abaee18070fc21570393cf5914d16c90773f0587633cfcd0b7ac45da0f",
    "signature": "0x49227df87a43f4f028a2a3f8fa615af23e34765ffb79dd39be410cfc3c5b0dea4cae2a8d7bd2ac8966de9278a648d354dc105593d035f89329ab48118469d08a1b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}