{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489611",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x959d43e38ba23c0a5d9714303fcf7b3a795fff277c68b83170c71f23a32fb786",
    "signature": "0x4d5673d4bf48d0e7e716eab7e69031e59b6300b1e6a6b27d8dc5f19fb9d2b35a7470ea406d852f868dd1f88410e6545a8390c6d3196396e151f0c41a34070fd41b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}