{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1074901734",
    "entityType": "Track",
    "nonce": "0x539b06b9fb40c670f2f9a1517d3c19a08b488647bbe3334e8deccccd546b35d1",
    "signature": "0xbabc94545b02bd5c525d73c793962328ce4c3ad6bac0c7420983fad7ddca40b974a2bcf98df57c56bd27af8681fa049c515e1626cc7d00b49fda69fc6f95d1b61c",
    "signer": "0xB1fdb4211728Aa91cA335811E0eAaD06b27686e4",
    "userId": "135129254"
  }
}