{
  "manageEntity": {
    "action": "Repost",
    "entityId": "374528",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7856729113404c706642004e56f52c94d9be8d7909508d7f1a5f7537add25bc6",
    "signature": "0xc179d8d680e744e8d8de1ded90516950bf79dcb29bbb6ed79b450f91e2b564f700a9f6ab62d4dc4bf57af25603f18768ee84f1ada40454feb6c52ef115a605031b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}