{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b739dee1753bd4e10687b29e742f8a6ce95947f08845ad760c16b3c1403cd14",
    "signature": "0x024e5d9868502743d40984504a7f4bd7a6fe7c2906f8cf165565505db9c7bde72cf12e23bba9562e4ccb867d55edf017341c7fd442030246dd9e8de113a34f091b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}