{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1760195976",
    "entityType": "Track",
    "nonce": "0x2485c6b11e7b1302ca07eb9fa17466368fe2796a7536649e55996e3ddc1f2483",
    "signature": "0x063b26bf72048f1d61778717efb0d9dcaac520c1e2ec4fca4e86b18a08a5960d608fbafac8792eb9d2bbb3a8258949060e6a80555f55829acd9fc530284dc78f1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}