{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1930435177",
    "entityType": "Track",
    "nonce": "0x69e985212b5b78bf4585a7163310d9b47a2b8b2314288589dab63ed5e486d636",
    "signature": "0x7528b48e1dec281d6156ded90809b00314a4c6bddd89f41049a3e7fd4f2fe40c6fb077f8e42ca30d27ecfa4385a08ed6d4ad9e6aa5676edf90a611c9ca074b2a1b",
    "signer": "0xcF1BC458908F84936B19Ca8Cf67C751CD647B02b",
    "userId": "310796"
  }
}