{
  "manageEntity": {
    "action": "Delete",
    "entityId": "287131382",
    "entityType": "Track",
    "nonce": "0x956d0429ac73252f31cb185adf5078edce5e87a0d72320ec8497c1d87ea284f7",
    "signature": "0x7d77ad7eca6d4be8f39b8ca2b0a75ef2d9708cb26c56f2800f2938a93353650709ef1aa0e7c5d8705c79d860aa5da95e42c3f6631218b0fdb939e4ab9bc4e7a91b",
    "signer": "0x4aa5a207F36Ff1E12cbEfB5ef08bb83F8bF21F68",
    "userId": "562613548"
  }
}