{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575435412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x02ff7269a27f592f3b787fa906cf07179882287468a4bf3ecaca7d4ddf0420aa",
    "signature": "0xc50f2ea85446243eeed8c2d388fc8b3b7e5605eae3e9130ef28028c9ab2b7bed2832e06835b327580afc7c1bf57490d690a4c4c517f85708ffed3219cb3c37241b",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}