{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1803386939",
    "entityType": "Track",
    "nonce": "0x0733d65c8c09f6652988eeda36a57c3766da898bb825b263e86f3b7eb196f230",
    "signature": "0x7bb3a4047393120c2fa9c7c26ae34832742c9bdd134257bdab6708b266aaf3ff480e3514617215802c376260f5f4ee1544d5f60ac48f7f02cbb90b3ece81b6cf1c",
    "signer": "0xF512C00AF486a23ebA2086b28E53e198b228DF4E",
    "userId": "855924059"
  }
}