{
  "manageEntity": {
    "action": "Repost",
    "entityId": "307775",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e4efddb583e380510999cca16e7bd1f778570c02bece3584c1ee080fd388356",
    "signature": "0x001f5a32883921b438da72d56a050826b165a12a98a70efdf313aa702a6cd902258e67c39f4f434d2e0d15a8f61167e0b19c4d7ad1f7b135b6db0338aaa3c37a1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}