{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389197689",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37e84d8ad21c1c9028e12aca60bbfa83848c92cb7bc1426a1531fcf1358b8321",
    "signature": "0xf152871c70a8b95c7abaaa60a9fe7c5bc215bc44899a7bec07c59639ba5e3f6940174089dc7838d00351cd761dec91a37e8947d83573da209ca05c8b7a0abb6c1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}