{
  "manageEntity": {
    "action": "Delete",
    "entityId": "430608288",
    "entityType": "Track",
    "nonce": "0x771fb92da09750ac9876773b10e3eb26ca2e42f3dcada14616afb80e2946b565",
    "signature": "0x6c7b780f16f821deaddfce07fe46eb1f3bbf81be3cfcd96303952129431a81637e5d0d318af80d406d6535cb23cfafa717296aca5a551af7cebd3f8ba26c517b1c",
    "signer": "0x849d23548A0250B91c6182310166D7b5Dee65F05",
    "userId": "686228795"
  }
}