{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1871186161",
    "entityType": "Track",
    "nonce": "0xa0c59790a30cf0ac85b7730bc84199cc31577b479653715e01dd7fa70b577870",
    "signature": "0xa040b57541120cb060894d071f5585b0791527ff9b84afe44bb186bdafc142b9679b8a0853695c15937eae2b00c31c108d0310f8256f3551de77d5818b18395f1c",
    "signer": "0xB1fdb4211728Aa91cA335811E0eAaD06b27686e4",
    "userId": "135129254"
  }
}