{
  "manageEntity": {
    "action": "Delete",
    "entityId": "201583734",
    "entityType": "Track",
    "nonce": "0x464f5292259be316d001e5a973b1bf3b55ba7f07b7a25517edf166a424927b89",
    "signature": "0x1463440eb72a5a4867288e06227c2d9356a5bac88bbc1ebb2205bac7e54aef12751b3a7ed461bf070ffc43500a616ddfd8b406b2dc6cf8c5ed7e9ec489a34c431b",
    "signer": "0xAEd2fbBA4753ccDE0cb4EFC1b29D16d6FBD83343",
    "userId": "966380372"
  }
}