{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1240741572",
    "entityType": "Track",
    "nonce": "0xba83a4536a4d6befe3b1646f304d40f1c2db749f890dd723263c79b4747bd976",
    "signature": "0x1844cc70d7ad1a84d3d3349f8c59353bf635f6a44b28b798ec6ab58406d084494022df4e2ab1437fe4093bf0c0b08ae063944d2ee6edbc9292b2e0732ca5cbe31b",
    "signer": "0xB1fdb4211728Aa91cA335811E0eAaD06b27686e4",
    "userId": "135129254"
  }
}