{
  "manageEntity": {
    "action": "Delete",
    "entityId": "2120838004",
    "entityType": "Track",
    "nonce": "0xa1fb3de3dd7712df073100988581404681c18a9b9f44779bd73e4a5dedffe9da",
    "signature": "0x15c41e52ca1e2d54b910b3729f97a5223d50b2e2accaa93773f598573662de58115a4f0ec0f46c9cb0423ba51c3db644942342f7640aa0e568523662471e32df1c",
    "signer": "0x98F4295af45c93F3802F70FC0811654a74df1e73",
    "userId": "715160400"
  }
}