{
"manageEntity": {
"action": "Unrepost",
"entityId": "1252157327",
"entityType": "Track",
"nonce": "0xd556df9409099b2dbd6b0516e6bfdd7bb2d4a7f4a2716c2537536eeb4ccb4144",
"signature": "0x5bfc0fbafa3bfbf695abe52c92d66f993a0c68d453d315487df35c5198e7ccac6cc76e0e5af45a3c74e6cc4497bbe8262bced8353cbaaec713d8e090d2de56231c",
"signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
"userId": "714646433"
}
}