{
  "manageEntity": {
    "action": "Delete",
    "entityId": "602212",
    "entityType": "Track",
    "nonce": "0x7d68b4c4196896d0e261654eff6c19f08ef6214aa45a3b6d74c0ef247a30fc14",
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    "signer": "0x0e326C17caA7B0b31132f30174046e255f778E29",
    "userId": "148748"
  }
}